21045942

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{24877}}^1$

素因数の和:24932

約数の個数: 24

約数和(自身を含む): 46571616

約数和(自身を除く): 25525674

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 24877, 49754, 74631, 149262, 223893, 447786, 1169219, 2338438, 3507657, 7015314, 10522971, 21045942]

約数ペア:

[(1, 21045942), (2, 10522971), (3, 7015314), (6, 3507657), (9, 2338438), (18, 1169219), (47, 447786), (94, 223893), (141, 149262), (282, 74631), (423, 49754), (846, 24877)]