21686436

素因数分解:

$2^2\times 3^2\times {\mathrm{602401}}^1$

素因数の和:602411

約数の個数: 18

約数和(自身を含む): 54818582

約数和(自身を除く): 33132146

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 602401, 1204802, 1807203, 2409604, 3614406, 5421609, 7228812, 10843218, 21686436]

約数ペア:

[(1, 21686436), (2, 10843218), (3, 7228812), (4, 5421609), (6, 3614406), (9, 2409604), (12, 1807203), (18, 1204802), (36, 602401)]