21725822

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{2221}}^1$

素因数の和:2363

約数の個数: 16

約数和(自身を含む): 33543312

約数和(自身を除く): 11817490

約数列:

[1, 2, 67, 73, 134, 146, 2221, 4442, 4891, 9782, 148807, 162133, 297614, 324266, 10862911, 21725822]

約数ペア:

[(1, 21725822), (2, 10862911), (67, 324266), (73, 297614), (134, 162133), (146, 148807), (2221, 9782), (4442, 4891)]