21000866818

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{1993627}}^1$

素因数の和:1993881

約数の個数: 16

約数和(自身を含む): 33014479680

約数和(自身を除く): 12013612862

約数列:

[1, 2, 23, 46, 229, 458, 5267, 10534, 1993627, 3987254, 45853421, 91706842, 456540583, 913081166, 10500433409, 21000866818]

約数ペア:

[(1, 21000866818), (2, 10500433409), (23, 913081166), (46, 456540583), (229, 91706842), (458, 45853421), (5267, 3987254), (10534, 1993627)]