21070401

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{6199}}^1$

素因数の和:6316

約数の個数: 16

約数和(自身を含む): 30950400

約数和(自身を除く): 9879999

約数列:

[1, 3, 11, 33, 103, 309, 1133, 3399, 6199, 18597, 68189, 204567, 638497, 1915491, 7023467, 21070401]

約数ペア:

[(1, 21070401), (3, 7023467), (11, 1915491), (33, 638497), (103, 204567), (309, 68189), (1133, 18597), (3399, 6199)]