20210905049

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{859}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 21822919680

約数和(自身を除く): 1612014631

約数列:

[1, 31, 37, 73, 281, 859, 1147, 2263, 2701, 8711, 10397, 20513, 26629, 31783, 62707, 83731, 241379, 322307, 635903, 758981, 985273, 1943917, 2320159, 7482749, 8931023, 17620667, 23528411, 71924929, 276861713, 546240677, 651964679, 20210905049]

約数ペア:

[(1, 20210905049), (31, 651964679), (37, 546240677), (73, 276861713), (281, 71924929), (859, 23528411), (1147, 17620667), (2263, 8931023), (2701, 7482749), (8711, 2320159), (10397, 1943917), (20513, 985273), (26629, 758981), (31783, 635903), (62707, 322307), (83731, 241379)]