12372507

素因数分解:

$3^4\times 7^1\times {\mathrm{21821}}^1$

素因数の和:21840

約数の個数: 20

約数和(自身を含む): 21123696

約数和(自身を除く): 8751189

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 21821, 65463, 152747, 196389, 458241, 589167, 1374723, 1767501, 4124169, 12372507]

約数ペア:

[(1, 12372507), (3, 4124169), (7, 1767501), (9, 1374723), (21, 589167), (27, 458241), (63, 196389), (81, 152747), (189, 65463), (567, 21821)]