Q: What is the sum of all factors of the number 2,521,155 including 2,521,155?

Why is 4,967,424 the sum of all factors of 2,521,155, including 2,521,155?

The factors of the number 2,521,155 are: 1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 1847, 5541, 9235, 12929, 24011, 27705, 38787, 64645, 72033, 120055, 168077, 193935, 360165, 504231, 840385, 2521155.

If you add them up, you will get the total of 4,967,424.

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