Q: What is the sum of all factors of the number 21,138,760 excluding 21,138,760?
A: 26,423,540
The factors of the number 21,138,760 are: 1, 2, 4, 5, 8, 10, 20, 40, 528469, 1056938, 2113876, 2642345, 4227752, 5284690, 10569380, 21138760.
If you add them up, you will get the total of 21,138,786. Now subtract 21,138,760 to get 26,423,540