21152736

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^2\times {\mathrm{607}}^1$

素因数の和:645

約数の個数: 108

約数和(自身を含む): 66227616

約数和(自身を除く): 45074880

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 121, 132, 144, 176, 198, 242, 264, 288, 352, 363, 396, 484, 528, 607, 726, 792, 968, 1056, 1089, 1214, 1452, 1584, 1821, 1936, 2178, 2428, 2904, 3168, 3642, 3872, 4356, 4856, 5463, 5808, 6677, 7284, 8712, 9712, 10926, 11616, 13354, 14568, 17424, 19424, 20031, 21852, 26708, 29136, 34848, 40062, 43704, 53416, 58272, 60093, 73447, 80124, 87408, 106832, 120186, 146894, 160248, 174816, 213664, 220341, 240372, 293788, 320496, 440682, 480744, 587576, 640992, 661023, 881364, 961488, 1175152, 1322046, 1762728, 1922976, 2350304, 2644092, 3525456, 5288184, 7050912, 10576368, 21152736]

約数ペア:

[(1, 21152736), (2, 10576368), (3, 7050912), (4, 5288184), (6, 3525456), (8, 2644092), (9, 2350304), (11, 1922976), (12, 1762728), (16, 1322046), (18, 1175152), (22, 961488), (24, 881364), (32, 661023), (33, 640992), (36, 587576), (44, 480744), (48, 440682), (66, 320496), (72, 293788), (88, 240372), (96, 220341), (99, 213664), (121, 174816), (132, 160248), (144, 146894), (176, 120186), (198, 106832), (242, 87408), (264, 80124), (288, 73447), (352, 60093), (363, 58272), (396, 53416), (484, 43704), (528, 40062), (607, 34848), (726, 29136), (792, 26708), (968, 21852), (1056, 20031), (1089, 19424), (1214, 17424), (1452, 14568), (1584, 13354), (1821, 11616), (1936, 10926), (2178, 9712), (2428, 8712), (2904, 7284), (3168, 6677), (3642, 5808), (3872, 5463), (4356, 4856)]