2017379721

素因数分解:

$3^1\times 7^1\times {\mathrm{20297}}^1\times {\mathrm{4733}}^1$

素因数の和:25040

約数の個数: 16

約数和(自身を含む): 3074903424

約数和(自身を除く): 1057523703

約数列:

[1, 3, 7, 21, 4733, 14199, 20297, 33131, 60891, 99393, 142079, 426237, 96065701, 288197103, 672459907, 2017379721]

約数ペア:

[(1, 2017379721), (3, 672459907), (7, 288197103), (21, 96065701), (4733, 426237), (14199, 142079), (20297, 99393), (33131, 60891)]