21966087

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{51203}}^1$

素因数の和:51230

約数の個数: 16

約数和(自身を含む): 34409088

約数和(自身を除く): 12443001

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 51203, 153609, 563233, 665639, 1689699, 1996917, 7322029, 21966087]

約数ペア:

[(1, 21966087), (3, 7322029), (11, 1996917), (13, 1689699), (33, 665639), (39, 563233), (143, 153609), (429, 51203)]