Q: What is the sum of all factors of the number 2,160,021 excluding 2,160,021?
A: 720,011
The factors of the number 2,160,021 are: 1, 3, 720007, 2160021.
If you add them up, you will get the total of 2,160,741. Now subtract 2,160,021 to get 720,011