21123264708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:324

約数の個数: 432

約数和(自身を含む): 68986584576

約数和(自身を除く): 47863319868

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 47, 52, 61, 63, 78, 84, 91, 94, 117, 122, 126, 141, 156, 169, 173, 182, 183, 188, 234, 244, 252, 273, 282, 329, 338, 346, 364, 366, 423, 427, 468, 507, 519, 546, 549, 564, 611, 658, 676, 692, 732, 793, 819, 846, 854, 987, 1014, 1038, 1092, 1098, 1183, 1211, 1222, 1281, 1316, 1521, 1557, 1586, 1638, 1692, 1708, 1833, 1974, 2028, 2076, 2196, 2249, 2366, 2379, 2422, 2444, 2562, 2867, 2961, 3042, 3114, 3172, 3276, 3549, 3633, 3666, 3843, 3948, 4277, 4498, 4732, 4758, 4844, 5124, 5499, 5551, 5734, 5922, 6084, 6228, 6747, 7098, 7137, 7266, 7332, 7686, 7943, 8131, 8554, 8601, 8996, 9516, 10309, 10553, 10647, 10899, 10998, 11102, 11468, 11844, 12831, 13494, 14196, 14274, 14532, 15372, 15743, 15886, 16262, 16653, 17108, 17202, 20069, 20241, 20618, 21106, 21294, 21798, 21996, 22204, 23829, 24393, 25662, 25803, 26988, 28548, 29237, 30927, 31486, 31659, 31772, 32524, 33306, 34404, 37271, 38493, 40138, 40482, 41236, 42212, 42588, 43596, 47229, 47658, 48786, 49959, 51324, 51606, 55601, 56917, 58474, 60207, 61854, 62972, 63318, 66612, 71487, 72163, 73179, 73871, 74542, 76986, 80276, 80964, 87711, 92781, 94458, 94977, 95316, 97572, 99918, 103212, 105703, 111202, 111813, 113834, 116948, 120414, 123708, 126636, 137189, 141687, 142974, 144326, 146358, 147742, 149084, 153972, 166803, 170751, 175422, 180621, 185562, 188916, 189954, 199836, 204659, 211406, 216489, 221613, 222404, 223626, 227668, 240828, 260897, 263133, 274378, 283374, 285948, 288652, 292716, 295484, 317109, 333606, 335439, 341502, 350844, 361242, 371124, 379908, 409318, 411567, 422812, 432978, 443226, 447252, 484523, 495991, 500409, 512253, 521794, 526266, 548756, 566748, 613977, 634218, 649467, 664839, 667212, 670878, 683004, 722484, 739921, 782691, 818636, 823134, 865956, 886452, 951327, 960323, 969046, 991982, 1000818, 1024506, 1043588, 1052532, 1227954, 1234701, 1268436, 1298934, 1329678, 1341756, 1374139, 1453569, 1479842, 1487973, 1565382, 1646268, 1783457, 1841931, 1902654, 1920646, 1938092, 1983964, 2001636, 2049012, 2219763, 2348073, 2455908, 2469402, 2597868, 2659356, 2748278, 2880969, 2907138, 2959684, 2975946, 3130764, 3391661, 3471937, 3566914, 3683862, 3805308, 3841292, 4122417, 4360707, 4439526, 4463919, 4696146, 4938804, 5350371, 5496556, 5761938, 5814276, 5951892, 6447883, 6659289, 6783322, 6943874, 7133828, 7367724, 8244834, 8642907, 8721414, 8879052, 8927838, 9392292, 9618973, 10174983, 10415811, 10700742, 11523876, 12367251, 12484199, 12895766, 13318578, 13566644, 13887748, 16051113, 16489668, 17285814, 17442828, 17855676, 19237946, 19343649, 20349966, 20831622, 21401484, 24734502, 24968398, 25791532, 26637156, 28856919, 30524949, 31247433, 32102226, 34571628, 37452597, 38475892, 38687298, 40699932, 41663244, 45135181, 49469004, 49936796, 57713838, 58030947, 61049898, 62494866, 64204452, 74905194, 77374596, 83822479, 86570757, 90270362, 112357791, 115427676, 116061894, 122099796, 124989732, 135405543, 149810388, 167644958, 173141514, 180540724, 224715582, 232123788, 251467437, 270811086, 335289916, 346283028, 406216629, 449431164, 502934874, 541622172, 586757353, 754402311, 812433258, 1005869748, 1173514706, 1508804622, 1624866516, 1760272059, 2347029412, 3017609244, 3520544118, 5280816177, 7041088236, 10561632354, 21123264708]

約数ペア:

[(1, 21123264708), (2, 10561632354), (3, 7041088236), (4, 5280816177), (6, 3520544118), (7, 3017609244), (9, 2347029412), (12, 1760272059), (13, 1624866516), (14, 1508804622), (18, 1173514706), (21, 1005869748), (26, 812433258), (28, 754402311), (36, 586757353), (39, 541622172), (42, 502934874), (47, 449431164), (52, 406216629), (61, 346283028), (63, 335289916), (78, 270811086), (84, 251467437), (91, 232123788), (94, 224715582), (117, 180540724), (122, 173141514), (126, 167644958), (141, 149810388), (156, 135405543), (169, 124989732), (173, 122099796), (182, 116061894), (183, 115427676), (188, 112357791), (234, 90270362), (244, 86570757), (252, 83822479), (273, 77374596), (282, 74905194), (329, 64204452), (338, 62494866), (346, 61049898), (364, 58030947), (366, 57713838), (423, 49936796), (427, 49469004), (468, 45135181), (507, 41663244), (519, 40699932), (546, 38687298), (549, 38475892), (564, 37452597), (611, 34571628), (658, 32102226), (676, 31247433), (692, 30524949), (732, 28856919), (793, 26637156), (819, 25791532), (846, 24968398), (854, 24734502), (987, 21401484), (1014, 20831622), (1038, 20349966), (1092, 19343649), (1098, 19237946), (1183, 17855676), (1211, 17442828), (1222, 17285814), (1281, 16489668), (1316, 16051113), (1521, 13887748), (1557, 13566644), (1586, 13318578), (1638, 12895766), (1692, 12484199), (1708, 12367251), (1833, 11523876), (1974, 10700742), (2028, 10415811), (2076, 10174983), (2196, 9618973), (2249, 9392292), (2366, 8927838), (2379, 8879052), (2422, 8721414), (2444, 8642907), (2562, 8244834), (2867, 7367724), (2961, 7133828), (3042, 6943874), (3114, 6783322), (3172, 6659289), (3276, 6447883), (3549, 5951892), (3633, 5814276), (3666, 5761938), (3843, 5496556), (3948, 5350371), (4277, 4938804), (4498, 4696146), (4732, 4463919), (4758, 4439526), (4844, 4360707), (5124, 4122417), (5499, 3841292), (5551, 3805308), (5734, 3683862), (5922, 3566914), (6084, 3471937), (6228, 3391661), (6747, 3130764), (7098, 2975946), (7137, 2959684), (7266, 2907138), (7332, 2880969), (7686, 2748278), (7943, 2659356), (8131, 2597868), (8554, 2469402), (8601, 2455908), (8996, 2348073), (9516, 2219763), (10309, 2049012), (10553, 2001636), (10647, 1983964), (10899, 1938092), (10998, 1920646), (11102, 1902654), (11468, 1841931), (11844, 1783457), (12831, 1646268), (13494, 1565382), (14196, 1487973), (14274, 1479842), (14532, 1453569), (15372, 1374139), (15743, 1341756), (15886, 1329678), (16262, 1298934), (16653, 1268436), (17108, 1234701), (17202, 1227954), (20069, 1052532), (20241, 1043588), (20618, 1024506), (21106, 1000818), (21294, 991982), (21798, 969046), (21996, 960323), (22204, 951327), (23829, 886452), (24393, 865956), (25662, 823134), (25803, 818636), (26988, 782691), (28548, 739921), (29237, 722484), (30927, 683004), (31486, 670878), (31659, 667212), (31772, 664839), (32524, 649467), (33306, 634218), (34404, 613977), (37271, 566748), (38493, 548756), (40138, 526266), (40482, 521794), (41236, 512253), (42212, 500409), (42588, 495991), (43596, 484523), (47229, 447252), (47658, 443226), (48786, 432978), (49959, 422812), (51324, 411567), (51606, 409318), (55601, 379908), (56917, 371124), (58474, 361242), (60207, 350844), (61854, 341502), (62972, 335439), (63318, 333606), (66612, 317109), (71487, 295484), (72163, 292716), (73179, 288652), (73871, 285948), (74542, 283374), (76986, 274378), (80276, 263133), (80964, 260897), (87711, 240828), (92781, 227668), (94458, 223626), (94977, 222404), (95316, 221613), (97572, 216489), (99918, 211406), (103212, 204659), (105703, 199836), (111202, 189954), (111813, 188916), (113834, 185562), (116948, 180621), (120414, 175422), (123708, 170751), (126636, 166803), (137189, 153972), (141687, 149084), (142974, 147742), (144326, 146358)]