21825873

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1087}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 33266688

約数和(自身を除く): 11440815

約数列:

[1, 3, 9, 23, 69, 97, 207, 291, 873, 1087, 2231, 3261, 6693, 9783, 20079, 25001, 75003, 105439, 225009, 316317, 948951, 2425097, 7275291, 21825873]

約数ペア:

[(1, 21825873), (3, 7275291), (9, 2425097), (23, 948951), (69, 316317), (97, 225009), (207, 105439), (291, 75003), (873, 25001), (1087, 20079), (2231, 9783), (3261, 6693)]