21000655192

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{238643809}}^1$

素因数の和:238643826

約数の個数: 16

約数和(自身を含む): 42955885800

約数和(自身を除く): 21955230608

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 238643809, 477287618, 954575236, 1909150472, 2625081899, 5250163798, 10500327596, 21000655192]

約数ペア:

[(1, 21000655192), (2, 10500327596), (4, 5250163798), (8, 2625081899), (11, 1909150472), (22, 954575236), (44, 477287618), (88, 238643809)]