21230550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4289}}^1$

素因数の和:4318

約数の個数: 72

約数和(自身を含む): 62239320

約数和(自身を除く): 41008770

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 450, 495, 550, 825, 990, 1650, 2475, 4289, 4950, 8578, 12867, 21445, 25734, 38601, 42890, 47179, 64335, 77202, 94358, 107225, 128670, 141537, 193005, 214450, 235895, 283074, 321675, 386010, 424611, 471790, 643350, 707685, 849222, 965025, 1179475, 1415370, 1930050, 2123055, 2358950, 3538425, 4246110, 7076850, 10615275, 21230550]

約数ペア:

[(1, 21230550), (2, 10615275), (3, 7076850), (5, 4246110), (6, 3538425), (9, 2358950), (10, 2123055), (11, 1930050), (15, 1415370), (18, 1179475), (22, 965025), (25, 849222), (30, 707685), (33, 643350), (45, 471790), (50, 424611), (55, 386010), (66, 321675), (75, 283074), (90, 235895), (99, 214450), (110, 193005), (150, 141537), (165, 128670), (198, 107225), (225, 94358), (275, 77202), (330, 64335), (450, 47179), (495, 42890), (550, 38601), (825, 25734), (990, 21445), (1650, 12867), (2475, 8578), (4289, 4950)]