21255608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8329}}^1$

素因数の和:8375

約数の個数: 32

約数和(自身を含む): 44982000

約数和(自身を除く): 23726392

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 8329, 16658, 33316, 66632, 91619, 183238, 241541, 366476, 483082, 732952, 966164, 1932328, 2656951, 5313902, 10627804, 21255608]

約数ペア:

[(1, 21255608), (2, 10627804), (4, 5313902), (8, 2656951), (11, 1932328), (22, 966164), (29, 732952), (44, 483082), (58, 366476), (88, 241541), (116, 183238), (232, 91619), (319, 66632), (638, 33316), (1276, 16658), (2552, 8329)]