21465616

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{22739}}^1$

素因数の和:22806

約数の個数: 20

約数和(自身を含む): 42296400

約数和(自身を除く): 20830784

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 22739, 45478, 90956, 181912, 363824, 1341601, 2683202, 5366404, 10732808, 21465616]

約数ペア:

[(1, 21465616), (2, 10732808), (4, 5366404), (8, 2683202), (16, 1341601), (59, 363824), (118, 181912), (236, 90956), (472, 45478), (944, 22739)]