21986496

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:92

約数の個数: 252

約数和(自身を含む): 79049880

約数和(自身を除く): 57063384

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 41, 42, 48, 49, 56, 57, 63, 64, 72, 76, 82, 84, 96, 98, 112, 114, 123, 126, 133, 144, 147, 152, 164, 168, 171, 192, 196, 224, 228, 246, 252, 266, 287, 288, 294, 304, 328, 336, 342, 369, 392, 399, 441, 448, 456, 492, 504, 532, 574, 576, 588, 608, 656, 672, 684, 738, 779, 784, 798, 861, 882, 912, 931, 984, 1008, 1064, 1148, 1176, 1197, 1216, 1312, 1344, 1368, 1476, 1558, 1568, 1596, 1722, 1764, 1824, 1862, 1968, 2009, 2016, 2128, 2296, 2337, 2352, 2394, 2583, 2624, 2736, 2793, 2952, 3116, 3136, 3192, 3444, 3528, 3648, 3724, 3936, 4018, 4032, 4256, 4592, 4674, 4704, 4788, 5166, 5453, 5472, 5586, 5904, 6027, 6232, 6384, 6888, 7011, 7056, 7448, 7872, 8036, 8379, 8512, 9184, 9348, 9408, 9576, 10332, 10906, 10944, 11172, 11808, 12054, 12464, 12768, 13776, 14022, 14112, 14896, 16072, 16359, 16758, 18081, 18368, 18696, 19152, 20664, 21812, 22344, 23616, 24108, 24928, 25536, 27552, 28044, 28224, 29792, 32144, 32718, 33516, 36162, 37392, 38171, 38304, 41328, 43624, 44688, 48216, 49077, 49856, 55104, 56088, 59584, 64288, 65436, 67032, 72324, 74784, 76342, 76608, 82656, 87248, 89376, 96432, 98154, 112176, 114513, 128576, 130872, 134064, 144648, 149568, 152684, 165312, 174496, 178752, 192864, 196308, 224352, 229026, 261744, 268128, 289296, 305368, 343539, 348992, 385728, 392616, 448704, 458052, 523488, 536256, 578592, 610736, 687078, 785232, 916104, 1046976, 1157184, 1221472, 1374156, 1570464, 1832208, 2442944, 2748312, 3140928, 3664416, 5496624, 7328832, 10993248, 21986496]

約数ペア:

[(1, 21986496), (2, 10993248), (3, 7328832), (4, 5496624), (6, 3664416), (7, 3140928), (8, 2748312), (9, 2442944), (12, 1832208), (14, 1570464), (16, 1374156), (18, 1221472), (19, 1157184), (21, 1046976), (24, 916104), (28, 785232), (32, 687078), (36, 610736), (38, 578592), (41, 536256), (42, 523488), (48, 458052), (49, 448704), (56, 392616), (57, 385728), (63, 348992), (64, 343539), (72, 305368), (76, 289296), (82, 268128), (84, 261744), (96, 229026), (98, 224352), (112, 196308), (114, 192864), (123, 178752), (126, 174496), (133, 165312), (144, 152684), (147, 149568), (152, 144648), (164, 134064), (168, 130872), (171, 128576), (192, 114513), (196, 112176), (224, 98154), (228, 96432), (246, 89376), (252, 87248), (266, 82656), (287, 76608), (288, 76342), (294, 74784), (304, 72324), (328, 67032), (336, 65436), (342, 64288), (369, 59584), (392, 56088), (399, 55104), (441, 49856), (448, 49077), (456, 48216), (492, 44688), (504, 43624), (532, 41328), (574, 38304), (576, 38171), (588, 37392), (608, 36162), (656, 33516), (672, 32718), (684, 32144), (738, 29792), (779, 28224), (784, 28044), (798, 27552), (861, 25536), (882, 24928), (912, 24108), (931, 23616), (984, 22344), (1008, 21812), (1064, 20664), (1148, 19152), (1176, 18696), (1197, 18368), (1216, 18081), (1312, 16758), (1344, 16359), (1368, 16072), (1476, 14896), (1558, 14112), (1568, 14022), (1596, 13776), (1722, 12768), (1764, 12464), (1824, 12054), (1862, 11808), (1968, 11172), (2009, 10944), (2016, 10906), (2128, 10332), (2296, 9576), (2337, 9408), (2352, 9348), (2394, 9184), (2583, 8512), (2624, 8379), (2736, 8036), (2793, 7872), (2952, 7448), (3116, 7056), (3136, 7011), (3192, 6888), (3444, 6384), (3528, 6232), (3648, 6027), (3724, 5904), (3936, 5586), (4018, 5472), (4032, 5453), (4256, 5166), (4592, 4788), (4674, 4704)]