16421988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2647}}^1$

素因数の和:2712

約数の個数: 48

約数和(自身を含む): 42706944

約数和(自身を除く): 26284956

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, 2647, 3102, 5294, 6204, 7941, 10588, 15882, 29117, 31764, 58234, 87351, 116468, 124409, 174702, 248818, 349404, 373227, 497636, 746454, 1368499, 1492908, 2736998, 4105497, 5473996, 8210994, 16421988]

約数ペア:

[(1, 16421988), (2, 8210994), (3, 5473996), (4, 4105497), (6, 2736998), (11, 1492908), (12, 1368499), (22, 746454), (33, 497636), (44, 373227), (47, 349404), (66, 248818), (94, 174702), (132, 124409), (141, 116468), (188, 87351), (282, 58234), (517, 31764), (564, 29117), (1034, 15882), (1551, 10588), (2068, 7941), (2647, 6204), (3102, 5294)]