Q: What is the sum of all factors of the number 20,121,021 excluding 20,121,021?
A: 10,984,899
The factors of the number 20,121,021 are: 1, 3, 9, 23, 27, 69, 207, 621, 32401, 97203, 291609, 745223, 874827, 2235669, 6707007, 20121021.
If you add them up, you will get the total of 20,121,031. Now subtract 20,121,021 to get 10,984,899