21349408

素因数分解:

$2^5\times {\mathrm{709}}^1\times {\mathrm{941}}^1$

素因数の和:1660

約数の個数: 24

約数和(自身を含む): 42135660

約数和(自身を除く): 20786252

約数列:

[1, 2, 4, 8, 16, 32, 709, 941, 1418, 1882, 2836, 3764, 5672, 7528, 11344, 15056, 22688, 30112, 667169, 1334338, 2668676, 5337352, 10674704, 21349408]

約数ペア:

[(1, 21349408), (2, 10674704), (4, 5337352), (8, 2668676), (16, 1334338), (32, 667169), (709, 30112), (941, 22688), (1418, 15056), (1882, 11344), (2836, 7528), (3764, 5672)]