21400654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{57221}}^1$

素因数の和:57251

約数の個数: 16

約数和(自身を含む): 37079856

約数和(自身を除く): 15679202

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 57221, 114442, 629431, 972757, 1258862, 1945514, 10700327, 21400654]

約数ペア:

[(1, 21400654), (2, 10700327), (11, 1945514), (17, 1258862), (22, 972757), (34, 629431), (187, 114442), (374, 57221)]