21252330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21467}}^1$

素因数の和:21491

約数の個数: 48

約数和(自身を含む): 60282144

約数和(自身を除く): 39029814

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 21467, 42934, 64401, 107335, 128802, 193203, 214670, 236137, 322005, 386406, 472274, 644010, 708411, 966015, 1180685, 1416822, 1932030, 2125233, 2361370, 3542055, 4250466, 7084110, 10626165, 21252330]

約数ペア:

[(1, 21252330), (2, 10626165), (3, 7084110), (5, 4250466), (6, 3542055), (9, 2361370), (10, 2125233), (11, 1932030), (15, 1416822), (18, 1180685), (22, 966015), (30, 708411), (33, 644010), (45, 472274), (55, 386406), (66, 322005), (90, 236137), (99, 214670), (110, 193203), (165, 128802), (198, 107335), (330, 64401), (495, 42934), (990, 21467)]