21794436

素因数分解:

$2^2\times 3^2\times {\mathrm{605401}}^1$

素因数の和:605411

約数の個数: 18

約数和(自身を含む): 55091582

約数和(自身を除く): 33297146

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 605401, 1210802, 1816203, 2421604, 3632406, 5448609, 7264812, 10897218, 21794436]

約数ペア:

[(1, 21794436), (2, 10897218), (3, 7264812), (4, 5448609), (6, 3632406), (9, 2421604), (12, 1816203), (18, 1210802), (36, 605401)]