BRENTFACTORS[6691]:=[ ,,,,,,,,,,,, [ 19395322335937219699 ],,,, 
  [ 11644084326253826189 ],,,,,, 
  [ 5850971381, 15559920250445777, 74204955398324999 ],,,,,, 
  [ 45159092913171752267 ],, [ 30113409510984389 ],,,,,, 
  [ 321541427275960289, 15802192206855394201, 148776532994482191556923544109 ]
   ,,,, 
  [ 1341316873475028977373181084464331667, 21297967522470028093117268287266807\
847 ],, [ 5595183361213, 817286663805287343383 ],,,, 
  [ 29529047218250143522928533 ],,,,,,,,,,,,,, 
  [ 84392193869, 47236676438779, 1869295694369224657 ],,,,,,,,,, 
  [ 128148877227237331069959901287589, 1565928081739659281260464103498339 ],, 
  [ 109200213315890617 ],,,,,, [ 921748775897 ],,,,,,,,,,,,,,,,,,,,,, 
  [ 25012986331 ],,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, 
  [ 29047648639 ] ];
