21585311

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 25695600

約数和(自身を除く): 4110289

約数列:

[1, 11, 19, 41, 121, 209, 229, 451, 779, 2299, 2519, 4351, 4961, 8569, 9389, 27709, 47861, 94259, 103279, 178391, 526471, 1136069, 1962301, 21585311]

約数ペア:

[(1, 21585311), (11, 1962301), (19, 1136069), (41, 526471), (121, 178391), (209, 103279), (229, 94259), (451, 47861), (779, 27709), (2299, 9389), (2519, 8569), (4351, 4961)]