2181872

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1$

素因数の和:67

約数の個数: 90

約数和(自身を含む): 5640264

約数和(自身を除く): 3458392

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 44, 46, 49, 56, 77, 88, 92, 98, 112, 121, 154, 161, 176, 184, 196, 242, 253, 308, 322, 368, 392, 484, 506, 539, 616, 644, 784, 847, 968, 1012, 1078, 1127, 1232, 1288, 1694, 1771, 1936, 2024, 2156, 2254, 2576, 2783, 3388, 3542, 4048, 4312, 4508, 5566, 5929, 6776, 7084, 8624, 9016, 11132, 11858, 12397, 13552, 14168, 18032, 19481, 22264, 23716, 24794, 28336, 38962, 44528, 47432, 49588, 77924, 94864, 99176, 136367, 155848, 198352, 272734, 311696, 545468, 1090936, 2181872]

約数ペア:

[(1, 2181872), (2, 1090936), (4, 545468), (7, 311696), (8, 272734), (11, 198352), (14, 155848), (16, 136367), (22, 99176), (23, 94864), (28, 77924), (44, 49588), (46, 47432), (49, 44528), (56, 38962), (77, 28336), (88, 24794), (92, 23716), (98, 22264), (112, 19481), (121, 18032), (154, 14168), (161, 13552), (176, 12397), (184, 11858), (196, 11132), (242, 9016), (253, 8624), (308, 7084), (322, 6776), (368, 5929), (392, 5566), (484, 4508), (506, 4312), (539, 4048), (616, 3542), (644, 3388), (784, 2783), (847, 2576), (968, 2254), (1012, 2156), (1078, 2024), (1127, 1936), (1232, 1771), (1288, 1694)]