21355024

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{8839}}^1$

素因数の和:8998

約数の個数: 20

約数和(自身を含む): 41654080

約数和(自身を除く): 20299056

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 8839, 17678, 35356, 70712, 141424, 1334689, 2669378, 5338756, 10677512, 21355024]

約数ペア:

[(1, 21355024), (2, 10677512), (4, 5338756), (8, 2669378), (16, 1334689), (151, 141424), (302, 70712), (604, 35356), (1208, 17678), (2416, 8839)]