21736660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3407}}^1$

素因数の和:3456

約数の個数: 48

約数和(自身を含む): 51528960

約数和(自身を除く): 29792300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 3407, 6380, 6814, 13628, 17035, 34070, 37477, 68140, 74954, 98803, 149908, 187385, 197606, 374770, 395212, 494015, 749540, 988030, 1086833, 1976060, 2173666, 4347332, 5434165, 10868330, 21736660]

約数ペア:

[(1, 21736660), (2, 10868330), (4, 5434165), (5, 4347332), (10, 2173666), (11, 1976060), (20, 1086833), (22, 988030), (29, 749540), (44, 494015), (55, 395212), (58, 374770), (110, 197606), (116, 187385), (145, 149908), (220, 98803), (290, 74954), (319, 68140), (580, 37477), (638, 34070), (1276, 17035), (1595, 13628), (3190, 6814), (3407, 6380)]