21331617

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{14423}}^1$

素因数の和:14472

約数の個数: 16

約数和(自身を含む): 31155840

約数和(自身を除く): 9824223

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 14423, 43269, 245191, 418267, 735573, 1254801, 7110539, 21331617]

約数ペア:

[(1, 21331617), (3, 7110539), (17, 1254801), (29, 735573), (51, 418267), (87, 245191), (493, 43269), (1479, 14423)]