21221948160

素因数分解:

$2^8\times 3^8\times 5^1\times 7^1\times {\mathrm{19}}^2$

素因数の和:90

約数の個数: 972

約数和(自身を含む): 91965798288

約数和(自身を除く): 70743850128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 64, 70, 72, 76, 80, 81, 84, 90, 95, 96, 105, 108, 112, 114, 120, 126, 128, 133, 135, 140, 144, 152, 160, 162, 168, 171, 180, 189, 190, 192, 210, 216, 224, 228, 240, 243, 252, 256, 266, 270, 280, 285, 288, 304, 315, 320, 324, 336, 342, 360, 361, 378, 380, 384, 399, 405, 420, 432, 448, 456, 480, 486, 504, 513, 532, 540, 560, 567, 570, 576, 608, 630, 640, 648, 665, 672, 684, 720, 722, 729, 756, 760, 768, 798, 810, 840, 855, 864, 896, 912, 945, 960, 972, 1008, 1026, 1064, 1080, 1083, 1120, 1134, 1140, 1152, 1197, 1215, 1216, 1260, 1280, 1296, 1330, 1344, 1368, 1440, 1444, 1458, 1512, 1520, 1539, 1596, 1620, 1680, 1701, 1710, 1728, 1792, 1805, 1824, 1890, 1920, 1944, 1995, 2016, 2052, 2128, 2160, 2166, 2187, 2240, 2268, 2280, 2304, 2394, 2430, 2432, 2520, 2527, 2565, 2592, 2660, 2688, 2736, 2835, 2880, 2888, 2916, 3024, 3040, 3078, 3192, 3240, 3249, 3360, 3402, 3420, 3456, 3591, 3610, 3645, 3648, 3780, 3840, 3888, 3990, 4032, 4104, 4256, 4320, 4332, 4374, 4480, 4536, 4560, 4617, 4788, 4860, 4864, 5040, 5054, 5103, 5130, 5184, 5320, 5376, 5415, 5472, 5670, 5760, 5776, 5832, 5985, 6048, 6080, 6156, 6384, 6480, 6498, 6561, 6720, 6804, 6840, 6912, 7182, 7220, 7290, 7296, 7560, 7581, 7695, 7776, 7980, 8064, 8208, 8505, 8512, 8640, 8664, 8748, 8960, 9072, 9120, 9234, 9576, 9720, 9747, 10080, 10108, 10206, 10260, 10368, 10640, 10773, 10830, 10935, 10944, 11340, 11520, 11552, 11664, 11970, 12096, 12160, 12312, 12635, 12768, 12960, 12996, 13122, 13440, 13608, 13680, 13851, 14364, 14440, 14580, 14592, 15120, 15162, 15309, 15390, 15552, 15960, 16128, 16245, 16416, 17010, 17024, 17280, 17328, 17496, 17955, 18144, 18240, 18468, 19152, 19440, 19494, 20160, 20216, 20412, 20520, 20736, 21280, 21546, 21660, 21870, 21888, 22680, 22743, 23085, 23104, 23328, 23940, 24192, 24320, 24624, 25270, 25515, 25536, 25920, 25992, 26244, 26880, 27216, 27360, 27702, 28728, 28880, 29160, 29241, 30240, 30324, 30618, 30780, 31104, 31920, 32319, 32490, 32805, 32832, 34020, 34048, 34560, 34656, 34992, 35910, 36288, 36480, 36936, 37905, 38304, 38880, 38988, 40320, 40432, 40824, 41040, 41553, 42560, 43092, 43320, 43740, 43776, 45360, 45486, 45927, 46170, 46208, 46656, 47880, 48384, 48735, 49248, 50540, 51030, 51072, 51840, 51984, 52488, 53865, 54432, 54720, 55404, 57456, 57760, 58320, 58482, 60480, 60648, 61236, 61560, 62208, 63840, 64638, 64980, 65610, 65664, 68040, 68229, 69255, 69312, 69984, 71820, 72576, 72960, 73872, 75810, 76545, 76608, 77760, 77976, 80640, 80864, 81648, 82080, 83106, 85120, 86184, 86640, 87480, 87723, 90720, 90972, 91854, 92340, 92416, 93312, 95760, 96957, 97470, 98496, 101080, 102060, 102144, 103680, 103968, 104976, 107730, 108864, 109440, 110808, 113715, 114912, 115520, 116640, 116964, 120960, 121296, 122472, 123120, 124659, 127680, 129276, 129960, 131220, 131328, 136080, 136458, 138510, 138624, 139968, 143640, 145152, 146205, 147744, 151620, 153090, 153216, 155520, 155952, 161595, 161728, 163296, 164160, 166212, 170240, 172368, 173280, 174960, 175446, 181440, 181944, 183708, 184680, 186624, 191520, 193914, 194940, 196992, 202160, 204120, 204687, 207765, 207936, 209952, 215460, 217728, 218880, 221616, 227430, 229635, 229824, 231040, 233280, 233928, 241920, 242592, 244944, 246240, 249318, 255360, 258552, 259920, 262440, 263169, 272160, 272916, 277020, 277248, 279936, 287280, 290871, 292410, 295488, 303240, 306180, 306432, 311040, 311904, 323190, 323456, 326592, 328320, 332424, 341145, 344736, 346560, 349920, 350892, 362880, 363888, 367416, 369360, 383040, 387828, 389880, 393984, 404320, 408240, 409374, 415530, 415872, 419904, 430920, 435456, 438615, 443232, 454860, 459270, 459648, 462080, 466560, 467856, 484785, 485184, 489888, 492480, 498636, 510720, 517104, 519840, 524880, 526338, 544320, 545832, 554040, 559872, 574560, 581742, 584820, 590976, 606480, 612360, 614061, 623295, 623808, 646380, 646912, 653184, 656640, 664848, 682290, 689472, 693120, 699840, 701784, 725760, 727776, 734832, 738720, 766080, 775656, 779760, 789507, 808640, 816480, 818748, 831060, 831744, 839808, 861840, 872613, 877230, 886464, 909720, 918540, 919296, 933120, 935712, 969570, 970368, 979776, 984960, 997272, 1023435, 1034208, 1039680, 1049760, 1052676, 1088640, 1091664, 1108080, 1149120, 1163484, 1169640, 1181952, 1212960, 1224720, 1228122, 1246590, 1247616, 1292760, 1306368, 1315845, 1329696, 1364580, 1378944, 1386240, 1399680, 1403568, 1454355, 1455552, 1469664, 1477440, 1532160, 1551312, 1559520, 1579014, 1617280, 1632960, 1637496, 1662120, 1679616, 1723680, 1745226, 1754460, 1772928, 1819440, 1837080, 1842183, 1871424, 1939140, 1940736, 1959552, 1969920, 1994544, 2046870, 2068416, 2079360, 2099520, 2105352, 2177280, 2183328, 2216160, 2298240, 2326968, 2339280, 2368521, 2425920, 2449440, 2456244, 2493180, 2495232, 2585520, 2631690, 2659392, 2729160, 2757888, 2799360, 2807136, 2908710, 2911104, 2939328, 2954880, 3070305, 3102624, 3119040, 3158028, 3234560, 3265920, 3274992, 3324240, 3447360, 3490452, 3508920, 3545856, 3638880, 3674160, 3684366, 3742848, 3878280, 3919104, 3947535, 3989088, 4093740, 4136832, 4158720, 4199040, 4210704, 4363065, 4366656, 4432320, 4596480, 4653936, 4678560, 4737042, 4851840, 4898880, 4912488, 4986360, 5171040, 5263380, 5318784, 5458320, 5526549, 5614272, 5817420, 5822208, 5878656, 5909760, 6140610, 6205248, 6238080, 6316056, 6531840, 6549984, 6648480, 6894720, 6980904, 7017840, 7277760, 7348320, 7368732, 7485696, 7756560, 7895070, 7978176, 8187480, 8273664, 8398080, 8421408, 8726130, 8733312, 8864640, 9210915, 9307872, 9357120, 9474084, 9703680, 9797760, 9824976, 9972720, 10342080, 10526760, 10637568, 10916640, 11053098, 11228544, 11634840, 11757312, 11842605, 12281220, 12410496, 12476160, 12632112, 13099968, 13296960, 13789440, 13961808, 14035680, 14555520, 14696640, 14737464, 15513120, 15790140, 15956352, 16374960, 16579647, 16842816, 17452260, 17466624, 17729280, 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約数ペア:

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