21663826

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{757}}^1$

素因数の和:1149

約数の個数: 16

約数和(自身を含む): 33427800

約数和(自身を除く): 11763974

約数列:

[1, 2, 41, 82, 349, 698, 757, 1514, 14309, 28618, 31037, 62074, 264193, 528386, 10831913, 21663826]

約数ペア:

[(1, 21663826), (2, 10831913), (41, 528386), (82, 264193), (349, 62074), (698, 31037), (757, 28618), (1514, 14309)]