21267526

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41057}}^1$

素因数の和:41103

約数の個数: 16

約数和(自身を含む): 37444896

約数和(自身を除く): 16177370

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 41057, 82114, 287399, 574798, 1519109, 3038218, 10633763, 21267526]

約数ペア:

[(1, 21267526), (2, 10633763), (7, 3038218), (14, 1519109), (37, 574798), (74, 287399), (259, 82114), (518, 41057)]