21307227

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{10103}}^1$

素因数の和:10162

約数の個数: 16

約数和(自身を含む): 30716160

約数和(自身を除く): 9408933

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 10103, 30309, 191957, 373811, 575871, 1121433, 7102409, 21307227]

約数ペア:

[(1, 21307227), (3, 7102409), (19, 1121433), (37, 575871), (57, 373811), (111, 191957), (703, 30309), (2109, 10103)]