21715608

素因数分解:

$2^3\times 3^1\times {\mathrm{131}}^1\times {\mathrm{6907}}^1$

素因数の和:7047

約数の個数: 32

約数和(自身を含む): 54711360

約数和(自身を除く): 32995752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 131, 262, 393, 524, 786, 1048, 1572, 3144, 6907, 13814, 20721, 27628, 41442, 55256, 82884, 165768, 904817, 1809634, 2714451, 3619268, 5428902, 7238536, 10857804, 21715608]

約数ペア:

[(1, 21715608), (2, 10857804), (3, 7238536), (4, 5428902), (6, 3619268), (8, 2714451), (12, 1809634), (24, 904817), (131, 165768), (262, 82884), (393, 55256), (524, 41442), (786, 27628), (1048, 20721), (1572, 13814), (3144, 6907)]