21057762

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{319057}}^1$

素因数の和:319073

約数の個数: 16

約数和(自身を含む): 45944352

約数和(自身を除く): 24886590

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 319057, 638114, 957171, 1914342, 3509627, 7019254, 10528881, 21057762]

約数ペア:

[(1, 21057762), (2, 10528881), (3, 7019254), (6, 3509627), (11, 1914342), (22, 957171), (33, 638114), (66, 319057)]