21106673

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{919}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 25701120

約数和(自身を除く): 4594447

約数列:

[1, 7, 17, 119, 193, 919, 1351, 3281, 6433, 15623, 22967, 109361, 177367, 1241569, 3015239, 21106673]

約数ペア:

[(1, 21106673), (7, 3015239), (17, 1241569), (119, 177367), (193, 109361), (919, 22967), (1351, 15623), (3281, 6433)]