21037764

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3391}}^1$

素因数の和:3456

約数の個数: 48

約数和(自身を含む): 54706176

約数和(自身を除く): 33668412

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 47, 66, 94, 132, 141, 188, 282, 517, 564, 1034, 1551, 2068, 3102, 3391, 6204, 6782, 10173, 13564, 20346, 37301, 40692, 74602, 111903, 149204, 159377, 223806, 318754, 447612, 478131, 637508, 956262, 1753147, 1912524, 3506294, 5259441, 7012588, 10518882, 21037764]

約数ペア:

[(1, 21037764), (2, 10518882), (3, 7012588), (4, 5259441), (6, 3506294), (11, 1912524), (12, 1753147), (22, 956262), (33, 637508), (44, 478131), (47, 447612), (66, 318754), (94, 223806), (132, 159377), (141, 149204), (188, 111903), (282, 74602), (517, 40692), (564, 37301), (1034, 20346), (1551, 13564), (2068, 10173), (3102, 6782), (3391, 6204)]