21000658206

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1949}}^1\times {\mathrm{163259}}^1$

素因数の和:165224

約数の個数: 32

約数和(自身を含む): 45843408000

約数和(自身を除く): 24842749794

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 1949, 3898, 5847, 11694, 21439, 42878, 64317, 128634, 163259, 326518, 489777, 979554, 1795849, 3591698, 5387547, 10775094, 318191791, 636383582, 954575373, 1909150746, 3500109701, 7000219402, 10500329103, 21000658206]

約数ペア:

[(1, 21000658206), (2, 10500329103), (3, 7000219402), (6, 3500109701), (11, 1909150746), (22, 954575373), (33, 636383582), (66, 318191791), (1949, 10775094), (3898, 5387547), (5847, 3591698), (11694, 1795849), (21439, 979554), (42878, 489777), (64317, 326518), (128634, 163259)]