21306967

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3929}}^1$

素因数の和:3986

約数の個数: 16

約数和(自身を含む): 25466400

約数和(自身を除く): 4159433

約数列:

[1, 11, 17, 29, 187, 319, 493, 3929, 5423, 43219, 66793, 113941, 734723, 1253351, 1936997, 21306967]

約数ペア:

[(1, 21306967), (11, 1936997), (17, 1253351), (29, 734723), (187, 113941), (319, 66793), (493, 43219), (3929, 5423)]