21696927

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7433}}^1$

素因数の和:7582

約数の個数: 16

約数和(自身を含む): 33304320

約数和(自身を除く): 11607393

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 7433, 22299, 52031, 156093, 1033187, 3099561, 7232309, 21696927]

約数ペア:

[(1, 21696927), (3, 7232309), (7, 3099561), (21, 1033187), (139, 156093), (417, 52031), (973, 22299), (2919, 7433)]