21371482

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{57143}}^1$

素因数の和:57173

約数の個数: 16

約数和(自身を含む): 37029312

約数和(自身を除く): 15657830

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 57143, 114286, 628573, 971431, 1257146, 1942862, 10685741, 21371482]

約数ペア:

[(1, 21371482), (2, 10685741), (11, 1942862), (17, 1257146), (22, 971431), (34, 628573), (187, 114286), (374, 57143)]