21833035

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 31173120

約数和(自身を除く): 9340085

約数列:

[1, 5, 7, 35, 43, 89, 163, 215, 301, 445, 623, 815, 1141, 1505, 3115, 3827, 5705, 7009, 14507, 19135, 26789, 35045, 49063, 72535, 101549, 133945, 245315, 507745, 623801, 3119005, 4366607, 21833035]

約数ペア:

[(1, 21833035), (5, 4366607), (7, 3119005), (35, 623801), (43, 507745), (89, 245315), (163, 133945), (215, 101549), (301, 72535), (445, 49063), (623, 35045), (815, 26789), (1141, 19135), (1505, 14507), (3115, 7009), (3827, 5705)]