Q: What is the sum of all factors of the number 21,020,121 excluding 21,020,121?
A: 10,120,839
The factors of the number 21,020,121 are: 1, 3, 9, 27, 778523, 2335569, 7006707, 21020121.
If you add them up, you will get the total of 21,020,131. Now subtract 21,020,121 to get 10,120,839