21574740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 66777984

約数和(自身を除く): 45203244

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 97, 110, 132, 165, 194, 220, 291, 330, 337, 388, 485, 582, 660, 674, 970, 1011, 1067, 1164, 1348, 1455, 1685, 1940, 2022, 2134, 2910, 3201, 3370, 3707, 4044, 4268, 5055, 5335, 5820, 6402, 6740, 7414, 10110, 10670, 11121, 12804, 14828, 16005, 18535, 20220, 21340, 22242, 32010, 32689, 37070, 44484, 55605, 64020, 65378, 74140, 98067, 111210, 130756, 163445, 196134, 222420, 326890, 359579, 392268, 490335, 653780, 719158, 980670, 1078737, 1438316, 1797895, 1961340, 2157474, 3595790, 4314948, 5393685, 7191580, 10787370, 21574740]

約数ペア:

[(1, 21574740), (2, 10787370), (3, 7191580), (4, 5393685), (5, 4314948), (6, 3595790), (10, 2157474), (11, 1961340), (12, 1797895), (15, 1438316), (20, 1078737), (22, 980670), (30, 719158), (33, 653780), (44, 490335), (55, 392268), (60, 359579), (66, 326890), (97, 222420), (110, 196134), (132, 163445), (165, 130756), (194, 111210), (220, 98067), (291, 74140), (330, 65378), (337, 64020), (388, 55605), (485, 44484), (582, 37070), (660, 32689), (674, 32010), (970, 22242), (1011, 21340), (1067, 20220), (1164, 18535), (1348, 16005), (1455, 14828), (1685, 12804), (1940, 11121), (2022, 10670), (2134, 10110), (2910, 7414), (3201, 6740), (3370, 6402), (3707, 5820), (4044, 5335), (4268, 5055)]