21609906

素因数分解:

$2^1\times 3^1\times {\mathrm{811}}^1\times {\mathrm{4441}}^1$

素因数の和:5257

約数の個数: 16

約数和(自身を含む): 43282848

約数和(自身を除く): 21672942

約数列:

[1, 2, 3, 6, 811, 1622, 2433, 4441, 4866, 8882, 13323, 26646, 3601651, 7203302, 10804953, 21609906]

約数ペア:

[(1, 21609906), (2, 10804953), (3, 7203302), (6, 3601651), (811, 26646), (1622, 13323), (2433, 8882), (4441, 4866)]