21267092

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2381}}^1$

素因数の和:2432

約数の個数: 48

約数和(自身を含む): 48021120

約数和(自身を除く): 26754028

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 638, 812, 1276, 2233, 2381, 4466, 4762, 8932, 9524, 16667, 26191, 33334, 52382, 66668, 69049, 104764, 138098, 183337, 276196, 366674, 483343, 733348, 759539, 966686, 1519078, 1933372, 3038156, 5316773, 10633546, 21267092]

約数ペア:

[(1, 21267092), (2, 10633546), (4, 5316773), (7, 3038156), (11, 1933372), (14, 1519078), (22, 966686), (28, 759539), (29, 733348), (44, 483343), (58, 366674), (77, 276196), (116, 183337), (154, 138098), (203, 104764), (308, 69049), (319, 66668), (406, 52382), (638, 33334), (812, 26191), (1276, 16667), (2233, 9524), (2381, 8932), (4466, 4762)]