21959951

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 24428544

約数和(自身を除く): 2468593

約数列:

[1, 13, 47, 127, 283, 611, 1651, 3679, 5969, 13301, 35941, 77597, 172913, 467233, 1689227, 21959951]

約数ペア:

[(1, 21959951), (13, 1689227), (47, 467233), (127, 172913), (283, 77597), (611, 35941), (1651, 13301), (3679, 5969)]