Q: What is the sum of all factors of the number 21,135,139 excluding 21,135,139?
A: 14,717
The factors of the number 21,135,139 are: 1, 1613, 13103, 21135139.
If you add them up, you will get the total of 21,135,153. Now subtract 21,135,139 to get 14,717