Q: What is the sum of all factors of the number 21,401,210 excluding 21,401,210?
A: 17,120,986
The factors of the number 21,401,210 are: 1, 2, 5, 10, 2140121, 4280242, 10700605, 21401210.
If you add them up, you will get the total of 21,401,227. Now subtract 21,401,210 to get 17,120,986