21096507

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{1109}}^1$

素因数の和:1502

約数の個数: 16

約数和(自身を含む): 29890080

約数和(自身を除く): 8793573

約数列:

[1, 3, 17, 51, 373, 1109, 1119, 3327, 6341, 18853, 19023, 56559, 413657, 1240971, 7032169, 21096507]

約数ペア:

[(1, 21096507), (3, 7032169), (17, 1240971), (51, 413657), (373, 56559), (1109, 19023), (1119, 18853), (3327, 6341)]