21971322

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{15451}}^1$

素因数の和:15538

約数の個数: 24

約数和(自身を含む): 48210240

約数和(自身を除く): 26238918

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 15451, 30902, 46353, 92706, 139059, 278118, 1220629, 2441258, 3661887, 7323774, 10985661, 21971322]

約数ペア:

[(1, 21971322), (2, 10985661), (3, 7323774), (6, 3661887), (9, 2441258), (18, 1220629), (79, 278118), (158, 139059), (237, 92706), (474, 46353), (711, 30902), (1422, 15451)]