Q: What is the sum of all factors of the number 21,387,515 excluding 21,387,515?
A: 4,698,613
The factors of the number 21,387,515 are: 1, 5, 61, 305, 70123, 350615, 4277503, 21387515.
If you add them up, you will get the total of 21,387,519. Now subtract 21,387,515 to get 4,698,613