21267444

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 55472704

約数和(自身を除く): 34205260

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 97, 121, 132, 151, 194, 242, 291, 302, 363, 388, 453, 484, 582, 604, 726, 906, 1067, 1164, 1452, 1661, 1812, 2134, 3201, 3322, 4268, 4983, 6402, 6644, 9966, 11737, 12804, 14647, 18271, 19932, 23474, 29294, 35211, 36542, 43941, 46948, 54813, 58588, 70422, 73084, 87882, 109626, 140844, 161117, 175764, 219252, 322234, 483351, 644468, 966702, 1772287, 1933404, 3544574, 5316861, 7089148, 10633722, 21267444]

約数ペア:

[(1, 21267444), (2, 10633722), (3, 7089148), (4, 5316861), (6, 3544574), (11, 1933404), (12, 1772287), (22, 966702), (33, 644468), (44, 483351), (66, 322234), (97, 219252), (121, 175764), (132, 161117), (151, 140844), (194, 109626), (242, 87882), (291, 73084), (302, 70422), (363, 58588), (388, 54813), (453, 46948), (484, 43941), (582, 36542), (604, 35211), (726, 29294), (906, 23474), (1067, 19932), (1164, 18271), (1452, 14647), (1661, 12804), (1812, 11737), (2134, 9966), (3201, 6644), (3322, 6402), (4268, 4983)]