21352554

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{28933}}^1$

素因数の和:28982

約数の個数: 24

約数和(自身を含む): 47393892

約数和(自身を除く): 26041338

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 28933, 57866, 86799, 173598, 260397, 520794, 1186253, 2372506, 3558759, 7117518, 10676277, 21352554]

約数ペア:

[(1, 21352554), (2, 10676277), (3, 7117518), (6, 3558759), (9, 2372506), (18, 1186253), (41, 520794), (82, 260397), (123, 173598), (246, 86799), (369, 57866), (738, 28933)]