Q: What is the sum of all factors of the number 21,102,129 excluding 21,102,129?
A: 9,428,371
The factors of the number 21,102,129 are: 1, 3, 9, 769, 2307, 3049, 6921, 9147, 27441, 2344681, 7034043, 21102129.
If you add them up, you will get the total of 21,102,138. Now subtract 21,102,129 to get 9,428,371