21613860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{120077}}^1$

素因数の和:120092

約数の個数: 36

約数和(自身を含む): 65562588

約数和(自身を除く): 43948728

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 120077, 240154, 360231, 480308, 600385, 720462, 1080693, 1200770, 1440924, 1801155, 2161386, 2401540, 3602310, 4322772, 5403465, 7204620, 10806930, 21613860]

約数ペア:

[(1, 21613860), (2, 10806930), (3, 7204620), (4, 5403465), (5, 4322772), (6, 3602310), (9, 2401540), (10, 2161386), (12, 1801155), (15, 1440924), (18, 1200770), (20, 1080693), (30, 720462), (36, 600385), (45, 480308), (60, 360231), (90, 240154), (180, 120077)]