21167883279

素因数分解:

$3^3\times {\mathrm{331}}^1\times {\mathrm{2368567}}^1$

素因数の和:2368907

約数の個数: 16

約数和(自身を含む): 31454583040

約数和(自身を除く): 10286699761

約数列:

[1, 3, 9, 27, 331, 993, 2979, 8937, 2368567, 7105701, 21317103, 63951309, 783995677, 2351987031, 7055961093, 21167883279]

約数ペア:

[(1, 21167883279), (3, 7055961093), (9, 2351987031), (27, 783995677), (331, 63951309), (993, 21317103), (2979, 7105701), (8937, 2368567)]