Q: What is the sum of all factors of the number 21,066,517 excluding 21,066,517?
A: 551,563
The factors of the number 21,066,517 are: 1, 43, 691, 709, 29713, 30487, 489919, 21066517.
If you add them up, you will get the total of 21,067,068. Now subtract 21,066,517 to get 551,563