21742593

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2131}}^1$

素因数の和:2332

約数の個数: 16

約数和(自身を含む): 30700800

約数和(自身を除く): 8958207

約数列:

[1, 3, 19, 57, 179, 537, 2131, 3401, 6393, 10203, 40489, 121467, 381449, 1144347, 7247531, 21742593]

約数ペア:

[(1, 21742593), (3, 7247531), (19, 1144347), (57, 381449), (179, 121467), (537, 40489), (2131, 10203), (3401, 6393)]