21046407

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1231}}^1$

素因数の和:1414

約数の個数: 16

約数和(自身を含む): 28976640

約数和(自身を除く): 7930233

約数列:

[1, 3, 41, 123, 139, 417, 1231, 3693, 5699, 17097, 50471, 151413, 171109, 513327, 7015469, 21046407]

約数ペア:

[(1, 21046407), (3, 7015469), (41, 513327), (123, 171109), (139, 151413), (417, 50471), (1231, 17097), (3693, 5699)]