21478464

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{761}}^1$

素因数の和:793

約数の個数: 126

約数和(自身を含む): 71709534

約数和(自身を除く): 50231070

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 144, 147, 168, 192, 196, 224, 252, 288, 294, 336, 392, 441, 448, 504, 576, 588, 672, 761, 784, 882, 1008, 1176, 1344, 1522, 1568, 1764, 2016, 2283, 2352, 3044, 3136, 3528, 4032, 4566, 4704, 5327, 6088, 6849, 7056, 9132, 9408, 10654, 12176, 13698, 14112, 15981, 18264, 21308, 24352, 27396, 28224, 31962, 36528, 37289, 42616, 47943, 48704, 54792, 63924, 73056, 74578, 85232, 95886, 109584, 111867, 127848, 146112, 149156, 170464, 191772, 219168, 223734, 255696, 298312, 335601, 340928, 383544, 438336, 447468, 511392, 596624, 671202, 767088, 894936, 1022784, 1193248, 1342404, 1534176, 1789872, 2386496, 2684808, 3068352, 3579744, 5369616, 7159488, 10739232, 21478464]

約数ペア:

[(1, 21478464), (2, 10739232), (3, 7159488), (4, 5369616), (6, 3579744), (7, 3068352), (8, 2684808), (9, 2386496), (12, 1789872), (14, 1534176), (16, 1342404), (18, 1193248), (21, 1022784), (24, 894936), (28, 767088), (32, 671202), (36, 596624), (42, 511392), (48, 447468), (49, 438336), (56, 383544), (63, 340928), (64, 335601), (72, 298312), (84, 255696), (96, 223734), (98, 219168), (112, 191772), (126, 170464), (144, 149156), (147, 146112), (168, 127848), (192, 111867), (196, 109584), (224, 95886), (252, 85232), (288, 74578), (294, 73056), (336, 63924), (392, 54792), (441, 48704), (448, 47943), (504, 42616), (576, 37289), (588, 36528), (672, 31962), (761, 28224), (784, 27396), (882, 24352), (1008, 21308), (1176, 18264), (1344, 15981), (1522, 14112), (1568, 13698), (1764, 12176), (2016, 10654), (2283, 9408), (2352, 9132), (3044, 7056), (3136, 6849), (3528, 6088), (4032, 5327), (4566, 4704)]