21252874

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{12487}}^1$

素因数の和:12549

約数の個数: 16

約数和(自身を含む): 34167168

約数和(自身を除く): 12914294

約数列:

[1, 2, 23, 37, 46, 74, 851, 1702, 12487, 24974, 287201, 462019, 574402, 924038, 10626437, 21252874]

約数ペア:

[(1, 21252874), (2, 10626437), (23, 924038), (37, 574402), (46, 462019), (74, 287201), (851, 24974), (1702, 12487)]