21393922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{57203}}^1$

素因数の和:57233

約数の個数: 16

約数和(自身を含む): 37068192

約数和(自身を除く): 15674270

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 57203, 114406, 629233, 972451, 1258466, 1944902, 10696961, 21393922]

約数ペア:

[(1, 21393922), (2, 10696961), (11, 1944902), (17, 1258466), (22, 972451), (34, 629233), (187, 114406), (374, 57203)]