21745276

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{13163}}^1$

素因数の和:13233

約数の個数: 24

約数和(自身を含む): 44231040

約数和(自身を除く): 22485764

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 1652, 13163, 26326, 52652, 92141, 184282, 368564, 776617, 1553234, 3106468, 5436319, 10872638, 21745276]

約数ペア:

[(1, 21745276), (2, 10872638), (4, 5436319), (7, 3106468), (14, 1553234), (28, 776617), (59, 368564), (118, 184282), (236, 92141), (413, 52652), (826, 26326), (1652, 13163)]