21134099

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1213}}^1$

素因数の和:1370

約数の個数: 16

約数和(自身を含む): 25639680

約数和(自身を除く): 4505581

約数列:

[1, 7, 19, 131, 133, 917, 1213, 2489, 8491, 17423, 23047, 158903, 161329, 1112321, 3019157, 21134099]

約数ペア:

[(1, 21134099), (7, 3019157), (19, 1112321), (131, 161329), (133, 158903), (917, 23047), (1213, 17423), (2489, 8491)]