Q: What is the sum of all factors of the number 21,086,507 excluding 21,086,507?
A: 1,622,053
The factors of the number 21,086,507 are: 1, 13, 1622039, 21086507.
If you add them up, you will get the total of 21,086,508. Now subtract 21,086,507 to get 1,622,053