21224610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1949}}^1$

素因数の和:1984

約数の個数: 72

約数和(自身を含む): 60687900

約数和(自身を除く): 39463290

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 1949, 2178, 3630, 3898, 5445, 5847, 9745, 10890, 11694, 17541, 19490, 21439, 29235, 35082, 42878, 58470, 64317, 87705, 107195, 128634, 175410, 192951, 214390, 235829, 321585, 385902, 471658, 643170, 707487, 964755, 1179145, 1414974, 1929510, 2122461, 2358290, 3537435, 4244922, 7074870, 10612305, 21224610]

約数ペア:

[(1, 21224610), (2, 10612305), (3, 7074870), (5, 4244922), (6, 3537435), (9, 2358290), (10, 2122461), (11, 1929510), (15, 1414974), (18, 1179145), (22, 964755), (30, 707487), (33, 643170), (45, 471658), (55, 385902), (66, 321585), (90, 235829), (99, 214390), (110, 192951), (121, 175410), (165, 128634), (198, 107195), (242, 87705), (330, 64317), (363, 58470), (495, 42878), (605, 35082), (726, 29235), (990, 21439), (1089, 19490), (1210, 17541), (1815, 11694), (1949, 10890), (2178, 9745), (3630, 5847), (3898, 5445)]