21251329008

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{9521}}^1$

素因数の和:9632

約数の個数: 240

約数和(自身を含む): 69724349856

約数和(自身を除く): 48473020848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 73, 78, 84, 91, 98, 104, 112, 146, 147, 156, 168, 182, 196, 208, 219, 273, 292, 294, 312, 336, 364, 392, 438, 511, 546, 584, 588, 624, 637, 728, 784, 876, 949, 1022, 1092, 1168, 1176, 1274, 1456, 1533, 1752, 1898, 1911, 2044, 2184, 2352, 2548, 2847, 3066, 3504, 3577, 3796, 3822, 4088, 4368, 5096, 5694, 6132, 6643, 7154, 7592, 7644, 8176, 9521, 10192, 10731, 11388, 12264, 13286, 14308, 15184, 15288, 19042, 19929, 21462, 22776, 24528, 26572, 28563, 28616, 30576, 38084, 39858, 42924, 45552, 46501, 53144, 57126, 57232, 66647, 76168, 79716, 85848, 93002, 106288, 114252, 123773, 133294, 139503, 152336, 159432, 171696, 186004, 199941, 228504, 247546, 266588, 279006, 318864, 371319, 372008, 399882, 457008, 466529, 495092, 533176, 558012, 695033, 742638, 744016, 799764, 866411, 933058, 990184, 1066352, 1116024, 1390066, 1399587, 1485276, 1599528, 1732822, 1866116, 1980368, 2085099, 2232048, 2599233, 2780132, 2799174, 2970552, 3199056, 3465644, 3732232, 4170198, 4865231, 5198466, 5560264, 5598348, 5941104, 6064877, 6931288, 7464464, 8340396, 9035429, 9730462, 10396932, 11120528, 11196696, 12129754, 13862576, 14595693, 16680792, 18070858, 18194631, 19460924, 20793864, 22393392, 24259508, 27106287, 29191386, 33361584, 34056617, 36141716, 36389262, 38921848, 41587728, 48519016, 54212574, 58382772, 63248003, 68113234, 72283432, 72778524, 77843696, 97038032, 102169851, 108425148, 116765544, 126496006, 136226468, 144566864, 145557048, 189744009, 204339702, 216850296, 233531088, 252992012, 272452936, 291114096, 379488018, 408679404, 433700592, 442736021, 505984024, 544905872, 758976036, 817358808, 885472042, 1011968048, 1328208063, 1517952072, 1634717616, 1770944084, 2656416126, 3035904144, 3541888168, 5312832252, 7083776336, 10625664504, 21251329008]

約数ペア:

[(1, 21251329008), (2, 10625664504), (3, 7083776336), (4, 5312832252), (6, 3541888168), (7, 3035904144), (8, 2656416126), (12, 1770944084), (13, 1634717616), (14, 1517952072), (16, 1328208063), (21, 1011968048), (24, 885472042), (26, 817358808), (28, 758976036), (39, 544905872), (42, 505984024), (48, 442736021), (49, 433700592), (52, 408679404), (56, 379488018), (73, 291114096), (78, 272452936), (84, 252992012), (91, 233531088), (98, 216850296), (104, 204339702), (112, 189744009), (146, 145557048), (147, 144566864), (156, 136226468), (168, 126496006), (182, 116765544), (196, 108425148), (208, 102169851), (219, 97038032), (273, 77843696), (292, 72778524), (294, 72283432), (312, 68113234), (336, 63248003), (364, 58382772), (392, 54212574), (438, 48519016), (511, 41587728), (546, 38921848), (584, 36389262), (588, 36141716), (624, 34056617), (637, 33361584), (728, 29191386), (784, 27106287), (876, 24259508), (949, 22393392), (1022, 20793864), (1092, 19460924), (1168, 18194631), (1176, 18070858), (1274, 16680792), (1456, 14595693), (1533, 13862576), (1752, 12129754), (1898, 11196696), (1911, 11120528), (2044, 10396932), (2184, 9730462), (2352, 9035429), (2548, 8340396), (2847, 7464464), (3066, 6931288), (3504, 6064877), (3577, 5941104), (3796, 5598348), (3822, 5560264), (4088, 5198466), (4368, 4865231), (5096, 4170198), (5694, 3732232), (6132, 3465644), (6643, 3199056), (7154, 2970552), (7592, 2799174), (7644, 2780132), (8176, 2599233), (9521, 2232048), (10192, 2085099), (10731, 1980368), (11388, 1866116), (12264, 1732822), (13286, 1599528), (14308, 1485276), (15184, 1399587), (15288, 1390066), (19042, 1116024), (19929, 1066352), (21462, 990184), (22776, 933058), (24528, 866411), (26572, 799764), (28563, 744016), (28616, 742638), (30576, 695033), (38084, 558012), (39858, 533176), (42924, 495092), (45552, 466529), (46501, 457008), (53144, 399882), (57126, 372008), (57232, 371319), (66647, 318864), (76168, 279006), (79716, 266588), (85848, 247546), (93002, 228504), (106288, 199941), (114252, 186004), (123773, 171696), (133294, 159432), (139503, 152336)]