21043858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{56267}}^1$

素因数の和:56297

約数の個数: 16

約数和(自身を含む): 36461664

約数和(自身を除く): 15417806

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 56267, 112534, 618937, 956539, 1237874, 1913078, 10521929, 21043858]

約数ペア:

[(1, 21043858), (2, 10521929), (11, 1913078), (17, 1237874), (22, 956539), (34, 618937), (187, 112534), (374, 56267)]