21497905968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:257

約数の個数: 640

約数和(自身を含む): 76520816640

約数和(自身を除く): 55022910672

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 17, 21, 22, 24, 28, 33, 34, 42, 44, 48, 51, 56, 61, 66, 68, 71, 77, 79, 84, 88, 102, 112, 119, 122, 132, 136, 142, 154, 158, 168, 176, 183, 187, 204, 213, 231, 237, 238, 244, 264, 272, 284, 308, 316, 336, 357, 366, 374, 408, 426, 427, 462, 474, 476, 488, 497, 528, 553, 561, 568, 616, 632, 671, 714, 732, 748, 781, 816, 852, 854, 869, 924, 948, 952, 976, 994, 1037, 1106, 1122, 1136, 1207, 1232, 1264, 1281, 1309, 1342, 1343, 1428, 1464, 1491, 1496, 1562, 1659, 1704, 1708, 1738, 1848, 1896, 1904, 1988, 2013, 2074, 2212, 2244, 2343, 2414, 2562, 2607, 2618, 2684, 2686, 2856, 2928, 2982, 2992, 3111, 3124, 3318, 3408, 3416, 3476, 3621, 3696, 3792, 3927, 3976, 4026, 4029, 4148, 4331, 4424, 4488, 4686, 4697, 4819, 4828, 5124, 5214, 5236, 5368, 5372, 5467, 5609, 5712, 5964, 6083, 6222, 6248, 6636, 6832, 6952, 7242, 7259, 7854, 7952, 8052, 8058, 8296, 8449, 8662, 8848, 8976, 9372, 9394, 9401, 9638, 9656, 10248, 10428, 10472, 10736, 10744, 10934, 11218, 11407, 11928, 12166, 12444, 12496, 12993, 13272, 13277, 13904, 14091, 14457, 14484, 14518, 14773, 15708, 16104, 16116, 16401, 16592, 16827, 16898, 17324, 18249, 18744, 18788, 18802, 19276, 19312, 20496, 20856, 20944, 21488, 21777, 21868, 22436, 22814, 23856, 24332, 24888, 25347, 25986, 26544, 26554, 28182, 28203, 28914, 28968, 29036, 29546, 30317, 31416, 32208, 32232, 32802, 33654, 33733, 33796, 34221, 34648, 36498, 37488, 37576, 37604, 38552, 39263, 39831, 41712, 43554, 43736, 44319, 44872, 45628, 47641, 48664, 49776, 50694, 51972, 53009, 53108, 56364, 56406, 57828, 57936, 58072, 59092, 60634, 61699, 62832, 64464, 65604, 67308, 67466, 67592, 68442, 69296, 72996, 73627, 75152, 75208, 77104, 78526, 79662, 79849, 81923, 87108, 87472, 88638, 89744, 90951, 91256, 92939, 95282, 95353, 97328, 101199, 101388, 103411, 103944, 106018, 106216, 112728, 112812, 115656, 116144, 117789, 118184, 121268, 123398, 131208, 134616, 134932, 135184, 136884, 142923, 145992, 147254, 150416, 157052, 159027, 159324, 159698, 163846, 174216, 177276, 181902, 182512, 185097, 185878, 190564, 190706, 202398, 202776, 206822, 207888, 212036, 212432, 220881, 225456, 225624, 231312, 235578, 236368, 239547, 242536, 245769, 246796, 262416, 269232, 269864, 273768, 278817, 285846, 286059, 291984, 294508, 310233, 314104, 318054, 318648, 319396, 327692, 333487, 342149, 348432, 354552, 363804, 370194, 371063, 371756, 381128, 381412, 404796, 405552, 413644, 424072, 431893, 441762, 451248, 471156, 479094, 485072, 491538, 493592, 515389, 539728, 547536, 557634, 571692, 572118, 573461, 589016, 620466, 628208, 636108, 637296, 638792, 655384, 666974, 667471, 684298, 709104, 727608, 740388, 742126, 743512, 762256, 762824, 809592, 809897, 827288, 848144, 863786, 883524, 901153, 942312, 958188, 983076, 987184, 1000461, 1026447, 1030778, 1048883, 1113189, 1115268, 1143384, 1144236, 1146922, 1178032, 1240932, 1272216, 1277584, 1295679, 1310768, 1333948, 1334942, 1368596, 1455216, 1480776, 1484252, 1487024, 1525648, 1546167, 1619184, 1619794, 1654576, 1720383, 1727572, 1767048, 1802306, 1884624, 1916376, 1966152, 2000922, 2002413, 2052894, 2061556, 2097766, 2226378, 2230536, 2286768, 2288472, 2293844, 2395043, 2429691, 2481864, 2544432, 2591358, 2667896, 2669884, 2703459, 2737192, 2961552, 2968504, 3092334, 3146649, 3239588, 3440766, 3455144, 3534096, 3604612, 3763639, 3832752, 3932304, 4001844, 4004826, 4105788, 4123112, 4195532, 4452756, 4461072, 4576944, 4587688, 4790086, 4859382, 4963728, 5182716, 5335792, 5339768, 5406918, 5474384, 5669279, 5816533, 5937008, 6184668, 6293298, 6308071, 6479176, 6881532, 6910288, 7185129, 7209224, 7342181, 7527278, 8003688, 8009652, 8211576, 8246224, 8391064, 8905512, 9175376, 9580172, 9718764, 10365432, 10679536, 10813836, 11290917, 11338558, 11633066, 12369336, 12586596, 12616142, 12958352, 13763064, 14370258, 14418448, 14684362, 15054556, 16007376, 16019304, 16423152, 16782128, 17007837, 17449599, 17811024, 18924213, 19160344, 19437528, 20730864, 21627672, 22026543, 22581834, 22677116, 23266132, 24738672, 25173192, 25232284, 26345473, 27526128, 28740516, 29368724, 30109112, 32038608, 34015674, 34899198, 37848426, 38320688, 38875056, 40715731, 43255344, 44053086, 45163668, 45354232, 46532264, 50346384, 50464568, 52690946, 57481032, 58737448, 60218224, 63981863, 68031348, 69798396, 75696852, 79036419, 81431462, 88106172, 90327336, 90708464, 93064528, 100929136, 105381892, 114962064, 117474896, 122147193, 127963726, 136062696, 139596792, 151393704, 158072838, 162862924, 176212344, 180654672, 191945589, 210763784, 244294386, 255927452, 272125392, 279193584, 302787408, 316145676, 325725848, 352424688, 383891178, 421527568, 447873041, 488588772, 511854904, 632291352, 651451696, 767782356, 895746082, 977177544, 1023709808, 1264582704, 1343619123, 1535564712, 1791492164, 1954355088, 2687238246, 3071129424, 3582984328, 5374476492, 7165968656, 10748952984, 21497905968]

約数ペア:

[(1, 21497905968), (2, 10748952984), (3, 7165968656), (4, 5374476492), (6, 3582984328), (7, 3071129424), (8, 2687238246), (11, 1954355088), (12, 1791492164), (14, 1535564712), (16, 1343619123), (17, 1264582704), (21, 1023709808), (22, 977177544), (24, 895746082), (28, 767782356), (33, 651451696), (34, 632291352), (42, 511854904), (44, 488588772), (48, 447873041), (51, 421527568), (56, 383891178), (61, 352424688), (66, 325725848), (68, 316145676), (71, 302787408), (77, 279193584), (79, 272125392), (84, 255927452), (88, 244294386), (102, 210763784), (112, 191945589), (119, 180654672), (122, 176212344), (132, 162862924), (136, 158072838), (142, 151393704), (154, 139596792), (158, 136062696), (168, 127963726), (176, 122147193), (183, 117474896), (187, 114962064), (204, 105381892), (213, 100929136), (231, 93064528), (237, 90708464), (238, 90327336), (244, 88106172), (264, 81431462), (272, 79036419), (284, 75696852), (308, 69798396), (316, 68031348), (336, 63981863), (357, 60218224), (366, 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