21045924

素因数分解:

$2^2\times 3^2\times {\mathrm{584609}}^1$

素因数の和:584619

約数の個数: 18

約数和(自身を含む): 53199510

約数和(自身を除く): 32153586

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 584609, 1169218, 1753827, 2338436, 3507654, 5261481, 7015308, 10522962, 21045924]

約数ペア:

[(1, 21045924), (2, 10522962), (3, 7015308), (4, 5261481), (6, 3507654), (9, 2338436), (12, 1753827), (18, 1169218), (36, 584609)]