21814992

素因数分解:

$2^4\times 3^2\times {\mathrm{197}}^1\times {\mathrm{769}}^1$

素因数の和:980

約数の個数: 60

約数和(自身を含む): 61441380

約数和(自身を除く): 39626388

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 197, 394, 591, 769, 788, 1182, 1538, 1576, 1773, 2307, 2364, 3076, 3152, 3546, 4614, 4728, 6152, 6921, 7092, 9228, 9456, 12304, 13842, 14184, 18456, 27684, 28368, 36912, 55368, 110736, 151493, 302986, 454479, 605972, 908958, 1211944, 1363437, 1817916, 2423888, 2726874, 3635832, 5453748, 7271664, 10907496, 21814992]

約数ペア:

[(1, 21814992), (2, 10907496), (3, 7271664), (4, 5453748), (6, 3635832), (8, 2726874), (9, 2423888), (12, 1817916), (16, 1363437), (18, 1211944), (24, 908958), (36, 605972), (48, 454479), (72, 302986), (144, 151493), (197, 110736), (394, 55368), (591, 36912), (769, 28368), (788, 27684), (1182, 18456), (1538, 14184), (1576, 13842), (1773, 12304), (2307, 9456), (2364, 9228), (3076, 7092), (3152, 6921), (3546, 6152), (4614, 4728)]