21313216

素因数分解:

$2^6\times {\mathrm{333019}}^1$

素因数の和:333031

約数の個数: 14

約数和(自身を含む): 42293540

約数和(自身を除く): 20980324

約数列:

[1, 2, 4, 8, 16, 32, 64, 333019, 666038, 1332076, 2664152, 5328304, 10656608, 21313216]

約数ペア:

[(1, 21313216), (2, 10656608), (4, 5328304), (8, 2664152), (16, 1332076), (32, 666038), (64, 333019)]