21237512

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{91541}}^1$

素因数の和:91576

約数の個数: 16

約数和(自身を含む): 41193900

約数和(自身を除く): 19956388

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 91541, 183082, 366164, 732328, 2654689, 5309378, 10618756, 21237512]

約数ペア:

[(1, 21237512), (2, 10618756), (4, 5309378), (8, 2654689), (29, 732328), (58, 366164), (116, 183082), (232, 91541)]