21578593

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:416

約数の個数: 16

約数和(自身を含む): 23639040

約数和(自身を除く): 2060447

約数列:

[1, 17, 47, 113, 239, 799, 1921, 4063, 5311, 11233, 27007, 90287, 190961, 459119, 1269329, 21578593]

約数ペア:

[(1, 21578593), (17, 1269329), (47, 459119), (113, 190961), (239, 90287), (799, 27007), (1921, 11233), (4063, 5311)]