21044364

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 54020736

約数和(自身を除く): 32976372

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 131, 132, 262, 393, 524, 786, 1217, 1441, 1572, 2434, 2882, 3651, 4323, 4868, 5764, 7302, 8646, 13387, 14604, 17292, 26774, 40161, 53548, 80322, 159427, 160644, 318854, 478281, 637708, 956562, 1753697, 1913124, 3507394, 5261091, 7014788, 10522182, 21044364]

約数ペア:

[(1, 21044364), (2, 10522182), (3, 7014788), (4, 5261091), (6, 3507394), (11, 1913124), (12, 1753697), (22, 956562), (33, 637708), (44, 478281), (66, 318854), (131, 160644), (132, 159427), (262, 80322), (393, 53548), (524, 40161), (786, 26774), (1217, 17292), (1441, 14604), (1572, 13387), (2434, 8646), (2882, 7302), (3651, 5764), (4323, 4868)]