21471501

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2311}}^1$

素因数の和:2496

約数の個数: 16

約数和(自身を含む): 30333440

約数和(自身を除く): 8861939

約数列:

[1, 3, 19, 57, 163, 489, 2311, 3097, 6933, 9291, 43909, 131727, 376693, 1130079, 7157167, 21471501]

約数ペア:

[(1, 21471501), (3, 7157167), (19, 1130079), (57, 376693), (163, 131727), (489, 43909), (2311, 9291), (3097, 6933)]