21040106472

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{17489}}^1$

素因数の和:17557

約数の個数: 288

約数和(自身を含む): 74650118400

約数和(自身を除く): 53610011928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 31, 33, 36, 42, 44, 49, 56, 62, 63, 66, 72, 77, 84, 88, 93, 98, 99, 124, 126, 132, 147, 154, 168, 186, 196, 198, 217, 231, 248, 252, 264, 279, 294, 308, 341, 372, 392, 396, 434, 441, 462, 504, 539, 558, 588, 616, 651, 682, 693, 744, 792, 868, 882, 924, 1023, 1078, 1116, 1176, 1302, 1364, 1386, 1519, 1617, 1736, 1764, 1848, 1953, 2046, 2156, 2232, 2387, 2604, 2728, 2772, 3038, 3069, 3234, 3528, 3906, 4092, 4312, 4557, 4774, 4851, 5208, 5544, 6076, 6138, 6468, 7161, 7812, 8184, 9114, 9548, 9702, 12152, 12276, 12936, 13671, 14322, 15624, 16709, 17489, 18228, 19096, 19404, 21483, 24552, 27342, 28644, 33418, 34978, 36456, 38808, 42966, 50127, 52467, 54684, 57288, 66836, 69956, 85932, 100254, 104934, 109368, 122423, 133672, 139912, 150381, 157401, 171864, 192379, 200508, 209868, 244846, 300762, 314802, 367269, 384758, 401016, 419736, 489692, 542159, 577137, 601524, 629604, 734538, 769516, 856961, 979384, 1084318, 1101807, 1154274, 1203048, 1259208, 1346653, 1469076, 1539032, 1626477, 1713922, 1731411, 2168636, 2203614, 2308548, 2570883, 2693306, 2938152, 3252954, 3427844, 3462822, 3795113, 4039959, 4337272, 4407228, 4617096, 4879431, 5141766, 5386612, 5963749, 6505908, 6855688, 6925644, 7590226, 7712649, 8079918, 8814456, 9426571, 9758862, 10283532, 10773224, 11385339, 11927498, 12119877, 13011816, 13851288, 15180452, 15425298, 16159836, 17891247, 18853142, 19517724, 20567064, 22770678, 23854996, 24239754, 26565791, 28279713, 30360904, 30850596, 32319672, 34156017, 35782494, 37706284, 39035448, 41746243, 45541356, 47709992, 48479508, 53131582, 53673741, 56559426, 61701192, 68312034, 71564988, 75412568, 79697373, 83492486, 84839139, 91082712, 96959016, 106263164, 107347482, 113118852, 125238729, 136624068, 143129976, 159394746, 166984972, 169678278, 212526328, 214694964, 226237704, 239092119, 250477458, 273248136, 292223701, 318789492, 333969944, 339356556, 375716187, 429389928, 478184238, 500954916, 584447402, 637578984, 678713112, 751432374, 876671103, 956368476, 1001909832, 1168894804, 1502864748, 1753342206, 1912736952, 2337789608, 2630013309, 3005729496, 3506684412, 5260026618, 7013368824, 10520053236, 21040106472]

約数ペア:

[(1, 21040106472), (2, 10520053236), (3, 7013368824), (4, 5260026618), (6, 3506684412), (7, 3005729496), (8, 2630013309), (9, 2337789608), (11, 1912736952), (12, 1753342206), (14, 1502864748), (18, 1168894804), (21, 1001909832), (22, 956368476), (24, 876671103), (28, 751432374), (31, 678713112), (33, 637578984), (36, 584447402), (42, 500954916), (44, 478184238), (49, 429389928), (56, 375716187), (62, 339356556), (63, 333969944), (66, 318789492), (72, 292223701), (77, 273248136), (84, 250477458), (88, 239092119), (93, 226237704), (98, 214694964), (99, 212526328), (124, 169678278), (126, 166984972), (132, 159394746), (147, 143129976), (154, 136624068), (168, 125238729), (186, 113118852), (196, 107347482), (198, 106263164), (217, 96959016), (231, 91082712), (248, 84839139), (252, 83492486), (264, 79697373), (279, 75412568), (294, 71564988), (308, 68312034), (341, 61701192), (372, 56559426), (392, 53673741), (396, 53131582), (434, 48479508), (441, 47709992), (462, 45541356), (504, 41746243), (539, 39035448), (558, 37706284), (588, 35782494), (616, 34156017), (651, 32319672), (682, 30850596), (693, 30360904), (744, 28279713), (792, 26565791), (868, 24239754), (882, 23854996), (924, 22770678), (1023, 20567064), (1078, 19517724), (1116, 18853142), (1176, 17891247), (1302, 16159836), (1364, 15425298), (1386, 15180452), (1519, 13851288), (1617, 13011816), (1736, 12119877), (1764, 11927498), (1848, 11385339), (1953, 10773224), (2046, 10283532), (2156, 9758862), (2232, 9426571), (2387, 8814456), (2604, 8079918), (2728, 7712649), (2772, 7590226), (3038, 6925644), (3069, 6855688), (3234, 6505908), (3528, 5963749), (3906, 5386612), (4092, 5141766), (4312, 4879431), (4557, 4617096), (4774, 4407228), (4851, 4337272), (5208, 4039959), (5544, 3795113), (6076, 3462822), (6138, 3427844), (6468, 3252954), (7161, 2938152), (7812, 2693306), (8184, 2570883), (9114, 2308548), (9548, 2203614), (9702, 2168636), (12152, 1731411), (12276, 1713922), (12936, 1626477), (13671, 1539032), (14322, 1469076), (15624, 1346653), (16709, 1259208), (17489, 1203048), (18228, 1154274), (19096, 1101807), (19404, 1084318), (21483, 979384), (24552, 856961), (27342, 769516), (28644, 734538), (33418, 629604), (34978, 601524), (36456, 577137), (38808, 542159), (42966, 489692), (50127, 419736), (52467, 401016), (54684, 384758), (57288, 367269), (66836, 314802), (69956, 300762), (85932, 244846), (100254, 209868), (104934, 200508), (109368, 192379), (122423, 171864), (133672, 157401), (139912, 150381)]