21965988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{166409}}^1$

素因数の和:166427

約数の個数: 24

約数和(自身を含む): 55913760

約数和(自身を除く): 33947772

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 166409, 332818, 499227, 665636, 998454, 1830499, 1996908, 3660998, 5491497, 7321996, 10982994, 21965988]

約数ペア:

[(1, 21965988), (2, 10982994), (3, 7321996), (4, 5491497), (6, 3660998), (11, 1996908), (12, 1830499), (22, 998454), (33, 665636), (44, 499227), (66, 332818), (132, 166409)]