21050042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{4523}}^1$

素因数の和:4717

約数の個数: 16

約数和(自身を含む): 34201440

約数和(自身を除く): 13151398

約数列:

[1, 2, 13, 26, 179, 358, 2327, 4523, 4654, 9046, 58799, 117598, 809617, 1619234, 10525021, 21050042]

約数ペア:

[(1, 21050042), (2, 10525021), (13, 1619234), (26, 809617), (179, 117598), (358, 58799), (2327, 9046), (4523, 4654)]