21605382

素因数分解:

$2^1\times 3^2\times {\mathrm{151}}^1\times {\mathrm{7949}}^1$

素因数の和:8108

約数の個数: 24

約数和(自身を含む): 47127600

約数和(自身を除く): 25522218

約数列:

[1, 2, 3, 6, 9, 18, 151, 302, 453, 906, 1359, 2718, 7949, 15898, 23847, 47694, 71541, 143082, 1200299, 2400598, 3600897, 7201794, 10802691, 21605382]

約数ペア:

[(1, 21605382), (2, 10802691), (3, 7201794), (6, 3600897), (9, 2400598), (18, 1200299), (151, 143082), (302, 71541), (453, 47694), (906, 23847), (1359, 15898), (2718, 7949)]