Q: What is the sum of all factors of the number 21,292,720 excluding 21,292,720?
A: 28,213,040
The factors of the number 21,292,720 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 266159, 532318, 1064636, 1330795, 2129272, 2661590, 4258544, 5323180, 10646360, 21292720.
If you add them up, you will get the total of 21,292,748. Now subtract 21,292,720 to get 28,213,040