Q: What is the sum of all factors of the number 13,221,603 excluding 13,221,603?
A: 6,365,997
The factors of the number 13,221,603 are: 1, 3, 9, 27, 489689, 1469067, 4407201, 13221603.
If you add them up, you will get the total of 13,221,609. Now subtract 13,221,603 to get 6,365,997