21662784

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:305

約数の個数: 168

約数和(自身を含む): 73225152

約数和(自身を除く): 51562368

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 32, 33, 36, 39, 44, 48, 52, 64, 66, 72, 78, 88, 96, 99, 104, 117, 132, 143, 144, 156, 176, 192, 198, 208, 234, 263, 264, 286, 288, 312, 352, 396, 416, 429, 468, 526, 528, 572, 576, 624, 704, 789, 792, 832, 858, 936, 1052, 1056, 1144, 1248, 1287, 1578, 1584, 1716, 1872, 2104, 2112, 2288, 2367, 2496, 2574, 2893, 3156, 3168, 3419, 3432, 3744, 4208, 4576, 4734, 5148, 5786, 6312, 6336, 6838, 6864, 7488, 8416, 8679, 9152, 9468, 10257, 10296, 11572, 12624, 13676, 13728, 16832, 17358, 18936, 20514, 20592, 23144, 25248, 26037, 27352, 27456, 30771, 34716, 37609, 37872, 41028, 41184, 46288, 50496, 52074, 54704, 61542, 69432, 75218, 75744, 82056, 82368, 92576, 104148, 109408, 112827, 123084, 138864, 150436, 151488, 164112, 185152, 208296, 218816, 225654, 246168, 277728, 300872, 328224, 338481, 416592, 451308, 492336, 555456, 601744, 656448, 676962, 833184, 902616, 984672, 1203488, 1353924, 1666368, 1805232, 1969344, 2406976, 2707848, 3610464, 5415696, 7220928, 10831392, 21662784]

約数ペア:

[(1, 21662784), (2, 10831392), (3, 7220928), (4, 5415696), (6, 3610464), (8, 2707848), (9, 2406976), (11, 1969344), (12, 1805232), (13, 1666368), (16, 1353924), (18, 1203488), (22, 984672), (24, 902616), (26, 833184), (32, 676962), (33, 656448), (36, 601744), (39, 555456), (44, 492336), (48, 451308), (52, 416592), (64, 338481), (66, 328224), (72, 300872), (78, 277728), (88, 246168), (96, 225654), (99, 218816), (104, 208296), (117, 185152), (132, 164112), (143, 151488), (144, 150436), (156, 138864), (176, 123084), (192, 112827), (198, 109408), (208, 104148), (234, 92576), (263, 82368), (264, 82056), (286, 75744), (288, 75218), (312, 69432), (352, 61542), (396, 54704), (416, 52074), (429, 50496), (468, 46288), (526, 41184), (528, 41028), (572, 37872), (576, 37609), (624, 34716), (704, 30771), (789, 27456), (792, 27352), (832, 26037), (858, 25248), (936, 23144), (1052, 20592), (1056, 20514), (1144, 18936), (1248, 17358), (1287, 16832), (1578, 13728), (1584, 13676), (1716, 12624), (1872, 11572), (2104, 10296), (2112, 10257), (2288, 9468), (2367, 9152), (2496, 8679), (2574, 8416), (2893, 7488), (3156, 6864), (3168, 6838), (3419, 6336), (3432, 6312), (3744, 5786), (4208, 5148), (4576, 4734)]