Q: What is the sum of all factors of the number 2,100,139 excluding 2,100,139?
A: 3,501
The factors of the number 2,100,139 are: 1, 769, 2731, 2100139.
If you add them up, you will get the total of 2,100,142. Now subtract 2,100,139 to get 3,501