Q: What is the sum of all factors of the number 16,457,721 excluding 16,457,721?
A: 8,620,743
The factors of the number 16,457,721 are: 1, 3, 7, 21, 783701, 2351103, 5485907, 16457721.
If you add them up, you will get the total of 16,457,729. Now subtract 16,457,721 to get 8,620,743