21585189

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{6317}}^1$

素因数の和:6404

約数の個数: 16

約数和(自身を含む): 30932928

約数和(自身を除く): 9347739

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 6317, 18951, 107389, 322167, 423239, 1269717, 7195063, 21585189]

約数ペア:

[(1, 21585189), (3, 7195063), (17, 1269717), (51, 423239), (67, 322167), (201, 107389), (1139, 18951), (3417, 6317)]