21962347

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 26142480

約数和(自身を除く): 4180133

約数列:

[1, 11, 19, 41, 121, 209, 233, 451, 779, 2299, 2563, 4427, 4961, 8569, 9553, 28193, 48697, 94259, 105083, 181507, 535667, 1155913, 1996577, 21962347]

約数ペア:

[(1, 21962347), (11, 1996577), (19, 1155913), (41, 535667), (121, 181507), (209, 105083), (233, 94259), (451, 48697), (779, 28193), (2299, 9553), (2563, 8569), (4427, 4961)]