21336821856

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 864

約数和(自身を含む): 81743800320

約数和(自身を除く): 60406978464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 19, 21, 24, 28, 31, 32, 34, 36, 38, 42, 48, 49, 51, 56, 57, 62, 63, 68, 72, 76, 84, 93, 96, 98, 102, 112, 114, 119, 124, 126, 133, 136, 144, 147, 151, 152, 153, 168, 171, 186, 196, 204, 217, 224, 228, 238, 248, 252, 266, 272, 279, 288, 294, 302, 304, 306, 323, 336, 342, 357, 372, 392, 399, 408, 434, 441, 453, 456, 476, 496, 504, 527, 532, 544, 558, 588, 589, 604, 608, 612, 646, 651, 672, 684, 714, 744, 784, 798, 816, 833, 868, 882, 906, 912, 931, 952, 969, 992, 1008, 1054, 1057, 1064, 1071, 1116, 1176, 1178, 1197, 1208, 1224, 1292, 1302, 1359, 1368, 1428, 1488, 1519, 1568, 1581, 1596, 1632, 1666, 1736, 1764, 1767, 1812, 1824, 1862, 1904, 1938, 1953, 2016, 2108, 2114, 2128, 2142, 2232, 2261, 2352, 2356, 2394, 2416, 2448, 2499, 2567, 2584, 2604, 2718, 2736, 2793, 2856, 2869, 2907, 2976, 3038, 3162, 3171, 3192, 3332, 3472, 3528, 3534, 3624, 3689, 3724, 3808, 3876, 3906, 4123, 4216, 4228, 4256, 4284, 4464, 4522, 4557, 4681, 4704, 4712, 4743, 4788, 4832, 4896, 4998, 5134, 5168, 5208, 5301, 5436, 5472, 5586, 5712, 5738, 5814, 6076, 6324, 6342, 6384, 6664, 6783, 6944, 7056, 7068, 7248, 7378, 7399, 7448, 7497, 7701, 7752, 7812, 8246, 8379, 8432, 8456, 8568, 8607, 8928, 9044, 9114, 9362, 9424, 9486, 9513, 9576, 9996, 10013, 10268, 10336, 10416, 10602, 10872, 11067, 11172, 11424, 11476, 11628, 12152, 12369, 12648, 12684, 12768, 13328, 13566, 13671, 14043, 14112, 14136, 14496, 14756, 14798, 14896, 14994, 15402, 15504, 15624, 15827, 16492, 16758, 16864, 16912, 17136, 17214, 17969, 18088, 18228, 18724, 18848, 18972, 19026, 19152, 19992, 20026, 20083, 20349, 20536, 20832, 21204, 21744, 22134, 22197, 22344, 22952, 23103, 23256, 24304, 24738, 25296, 25368, 25821, 25823, 26656, 27132, 27342, 28086, 28272, 28861, 29512, 29596, 29792, 29988, 30039, 30804, 31008, 31248, 31654, 32767, 32984, 33201, 33516, 33824, 34272, 34428, 35938, 36176, 36456, 37107, 37448, 37944, 38052, 38304, 39984, 40052, 40166, 40698, 41072, 42129, 42408, 43488, 44268, 44394, 44688, 45904, 46206, 46512, 47481, 48608, 48773, 49476, 50592, 50736, 51642, 51646, 53907, 54264, 54684, 56172, 56544, 57722, 59024, 59192, 59976, 60078, 60249, 61608, 62496, 63308, 65534, 65968, 66402, 66591, 67032, 68856, 70091, 71876, 72352, 72912, 74214, 74896, 75888, 76104, 77469, 79577, 79968, 80104, 80332, 81396, 82144, 84258, 84816, 86583, 88536, 88788, 88939, 89376, 90117, 91808, 92412, 93024, 94962, 97546, 98301, 98952, 101472, 103284, 103292, 107814, 108528, 109368, 112344, 115444, 118048, 118384, 119952, 120156, 120498, 123216, 125783, 126616, 131068, 131936, 132804, 133182, 134064, 137712, 140182, 140581, 142443, 143752, 145824, 146319, 148428, 149792, 151776, 152208, 154938, 159154, 160208, 160664, 161721, 162792, 168516, 169632, 173166, 177072, 177576, 177878, 180234, 180747, 184824, 189924, 195092, 196602, 197904, 206568, 206584, 210273, 215628, 217056, 218736, 224688, 229369, 230888, 232407, 236768, 238731, 239904, 240312, 240996, 246432, 251566, 253232, 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約数ペア:

[(1, 21336821856), (2, 10668410928), (3, 7112273952), (4, 5334205464), (6, 3556136976), (7, 3048117408), (8, 2667102732), (9, 2370757984), (12, 1778068488), (14, 1524058704), (16, 1333551366), (17, 1255107168), (18, 1185378992), (19, 1122990624), (21, 1016039136), (24, 889034244), (28, 762029352), (31, 688284576), (32, 666775683), (34, 627553584), (36, 592689496), (38, 561495312), (42, 508019568), (48, 444517122), (49, 435445344), (51, 418369056), (56, 381014676), (57, 374330208), (62, 344142288), (63, 338679712), (68, 313776792), (72, 296344748), (76, 280747656), (84, 254009784), (93, 229428192), (96, 222258561), (98, 217722672), (102, 209184528), (112, 190507338), (114, 187165104), (119, 179301024), (124, 172071144), (126, 169339856), (133, 160427232), (136, 156888396), (144, 148172374), (147, 145148448), (151, 141303456), (152, 140373828), (153, 139456352), (168, 127004892), (171, 124776736), (186, 114714096), (196, 108861336), (204, 104592264), (217, 98326368), (224, 95253669), 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