2109555621

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{557}}^1\times {\mathrm{5927}}^1$

素因数の和:6561

約数の個数: 24

約数和(自身を含む): 3096123264

約数和(自身を除く): 986567643

約数列:

[1, 3, 9, 71, 213, 557, 639, 1671, 5013, 5927, 17781, 39547, 53343, 118641, 355923, 420817, 1262451, 3301339, 3787353, 9904017, 29712051, 234395069, 703185207, 2109555621]

約数ペア:

[(1, 2109555621), (3, 703185207), (9, 234395069), (71, 29712051), (213, 9904017), (557, 3787353), (639, 3301339), (1671, 1262451), (5013, 420817), (5927, 355923), (17781, 118641), (39547, 53343)]