21811116

素因数分解:

$2^2\times 3^1\times {\mathrm{263}}^1\times {\mathrm{6911}}^1$

素因数の和:7181

約数の個数: 24

約数和(自身を含む): 51093504

約数和(自身を除く): 29282388

約数列:

[1, 2, 3, 4, 6, 12, 263, 526, 789, 1052, 1578, 3156, 6911, 13822, 20733, 27644, 41466, 82932, 1817593, 3635186, 5452779, 7270372, 10905558, 21811116]

約数ペア:

[(1, 21811116), (2, 10905558), (3, 7270372), (4, 5452779), (6, 3635186), (12, 1817593), (263, 82932), (526, 41466), (789, 27644), (1052, 20733), (1578, 13822), (3156, 6911)]