21454629

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3163}}^1$

素因数の和:3209

約数の個数: 32

約数和(自身を含む): 36449280

約数和(自身を除く): 14994651

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 3163, 6783, 9489, 22141, 53771, 60097, 66423, 161313, 180291, 376397, 420679, 1021649, 1129191, 1262037, 3064947, 7151543, 21454629]

約数ペア:

[(1, 21454629), (3, 7151543), (7, 3064947), (17, 1262037), (19, 1129191), (21, 1021649), (51, 420679), (57, 376397), (119, 180291), (133, 161313), (323, 66423), (357, 60097), (399, 53771), (969, 22141), (2261, 9489), (3163, 6783)]