26921765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21799}}^1$

素因数の和:21836

約数の個数: 16

約数和(自身を含む): 36624000

約数和(自身を除く): 9702235

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 21799, 108995, 283387, 414181, 1416935, 2070905, 5384353, 26921765]

約数ペア:

[(1, 26921765), (5, 5384353), (13, 2070905), (19, 1416935), (65, 414181), (95, 283387), (247, 108995), (1235, 21799)]