21010578

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{66071}}^1$

素因数の和:66129

約数の個数: 16

約数和(自身を含む): 42814656

約数和(自身を除く): 21804078

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 66071, 132142, 198213, 396426, 3501763, 7003526, 10505289, 21010578]

約数ペア:

[(1, 21010578), (2, 10505289), (3, 7003526), (6, 3501763), (53, 396426), (106, 198213), (159, 132142), (318, 66071)]