20964636

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2521}}^1$

素因数の和:2552

約数の個数: 96

約数和(自身を含む): 67791360

約数和(自身を除く): 46826724

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 84, 99, 108, 126, 132, 154, 189, 198, 231, 252, 297, 308, 378, 396, 462, 594, 693, 756, 924, 1188, 1386, 2079, 2521, 2772, 4158, 5042, 7563, 8316, 10084, 15126, 17647, 22689, 27731, 30252, 35294, 45378, 52941, 55462, 68067, 70588, 83193, 90756, 105882, 110924, 136134, 158823, 166386, 194117, 211764, 249579, 272268, 317646, 332772, 388234, 476469, 499158, 582351, 635292, 748737, 776468, 952938, 998316, 1164702, 1497474, 1747053, 1905876, 2329404, 2994948, 3494106, 5241159, 6988212, 10482318, 20964636]

約数ペア:

[(1, 20964636), (2, 10482318), (3, 6988212), (4, 5241159), (6, 3494106), (7, 2994948), (9, 2329404), (11, 1905876), (12, 1747053), (14, 1497474), (18, 1164702), (21, 998316), (22, 952938), (27, 776468), (28, 748737), (33, 635292), (36, 582351), (42, 499158), (44, 476469), (54, 388234), (63, 332772), (66, 317646), (77, 272268), (84, 249579), (99, 211764), (108, 194117), (126, 166386), (132, 158823), (154, 136134), (189, 110924), (198, 105882), (231, 90756), (252, 83193), (297, 70588), (308, 68067), (378, 55462), (396, 52941), (462, 45378), (594, 35294), (693, 30252), (756, 27731), (924, 22689), (1188, 17647), (1386, 15126), (2079, 10084), (2521, 8316), (2772, 7563), (4158, 5042)]