21611338

素因数分解:

$2^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{4073}}^1$

素因数の和:4461

約数の個数: 16

約数和(自身を含む): 37154880

約数和(自身を除く): 15543542

約数列:

[1, 2, 7, 14, 379, 758, 2653, 4073, 5306, 8146, 28511, 57022, 1543667, 3087334, 10805669, 21611338]

約数ペア:

[(1, 21611338), (2, 10805669), (7, 3087334), (14, 1543667), (379, 57022), (758, 28511), (2653, 8146), (4073, 5306)]