Q: What is the sum of all factors of the number 21,020,311 excluding 21,020,311?
A: 1,616,961
The factors of the number 21,020,311 are: 1, 13, 1616947, 21020311.
If you add them up, you will get the total of 21,020,312. Now subtract 21,020,311 to get 1,616,961