Q: What is the sum of all factors of the number 21,399,999 excluding 21,399,999?
A: 8,117,361
The factors of the number 21,399,999 are: 1, 3, 29, 87, 245977, 737931, 7133333, 21399999.
If you add them up, you will get the total of 21,400,007. Now subtract 21,399,999 to get 8,117,361