20901762

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{165887}}^1$

素因数の和:165902

約数の個数: 24

約数和(自身を含む): 51757056

約数和(自身を除く): 30855294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 165887, 331774, 497661, 995322, 1161209, 1492983, 2322418, 2985966, 3483627, 6967254, 10450881, 20901762]

約数ペア:

[(1, 20901762), (2, 10450881), (3, 6967254), (6, 3483627), (7, 2985966), (9, 2322418), (14, 1492983), (18, 1161209), (21, 995322), (42, 497661), (63, 331774), (126, 165887)]