21358492071

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{24806611}}^1$

素因数の和:24806662

約数の個数: 16

約数和(自身を含む): 33340086528

約数和(自身を除く): 11981594457

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 24806611, 74419833, 173646277, 520938831, 1017071051, 3051213153, 7119497357, 21358492071]

約数ペア:

[(1, 21358492071), (3, 7119497357), (7, 3051213153), (21, 1017071051), (41, 520938831), (123, 173646277), (287, 74419833), (861, 24806611)]