21018767616

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{461}}^1$

素因数の和:758

約数の個数: 432

約数和(自身を含む): 76014626688

約数和(自身を除く): 54995859072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 64, 66, 72, 77, 84, 88, 96, 99, 112, 126, 128, 132, 144, 154, 168, 176, 192, 198, 224, 231, 252, 256, 257, 264, 288, 308, 336, 352, 384, 396, 448, 461, 462, 504, 514, 528, 576, 616, 672, 693, 704, 768, 771, 792, 896, 922, 924, 1008, 1028, 1056, 1152, 1232, 1344, 1383, 1386, 1408, 1542, 1584, 1792, 1799, 1844, 1848, 2016, 2056, 2112, 2304, 2313, 2464, 2688, 2766, 2772, 2816, 2827, 3084, 3168, 3227, 3598, 3688, 3696, 4032, 4112, 4149, 4224, 4626, 4928, 5071, 5376, 5397, 5532, 5544, 5654, 6168, 6336, 6454, 7196, 7376, 7392, 8064, 8224, 8298, 8448, 8481, 9252, 9681, 9856, 10142, 10794, 11064, 11088, 11308, 12336, 12672, 12908, 14392, 14752, 14784, 15213, 16128, 16191, 16448, 16596, 16962, 18504, 19362, 19712, 19789, 20284, 21588, 22128, 22176, 22616, 24672, 25344, 25443, 25816, 28784, 29043, 29504, 29568, 30426, 32382, 32896, 33192, 33924, 35497, 37008, 38724, 39578, 40568, 43176, 44256, 44352, 45232, 45639, 49344, 50886, 51632, 57568, 58086, 59008, 59136, 59367, 60852, 64764, 65792, 66384, 67848, 70994, 74016, 77448, 79156, 81136, 86352, 88512, 88704, 90464, 91278, 98688, 101772, 103264, 106491, 115136, 116172, 118016, 118477, 118734, 121704, 129528, 132768, 135696, 141988, 148032, 154896, 158312, 162272, 172704, 177024, 177408, 178101, 180928, 182556, 197376, 203544, 206528, 212982, 230272, 232344, 236954, 237468, 243408, 259056, 265536, 271392, 283976, 296064, 309792, 316624, 319473, 324544, 345408, 354048, 355431, 356202, 361856, 365112, 407088, 413056, 425964, 460544, 464688, 473908, 474936, 486816, 518112, 531072, 542784, 567952, 592128, 619584, 633248, 638946, 649088, 690816, 710862, 712404, 723712, 730224, 814176, 826112, 829339, 851928, 929376, 947816, 949872, 973632, 1036224, 1062144, 1066293, 1085568, 1135904, 1239168, 1266496, 1277892, 1298176, 1303247, 1381632, 1421724, 1424808, 1460448, 1628352, 1658678, 1703856, 1858752, 1895632, 1899744, 1947264, 2072448, 2132586, 2171136, 2271808, 2478336, 2488017, 2532992, 2555784, 2606494, 2843448, 2849616, 2920896, 3256704, 3317356, 3407712, 3717504, 3791264, 3799488, 3894528, 3909741, 4144896, 4265172, 4543616, 4976034, 5065984, 5111568, 5212988, 5686896, 5699232, 5841792, 6513408, 6634712, 6815424, 7435008, 7464051, 7582528, 7598976, 7819482, 8530344, 9087232, 9122729, 9952068, 10223136, 10425976, 11373792, 11398464, 11683584, 11729223, 13269424, 13630848, 14928102, 15165056, 15197952, 15638964, 17060688, 18245458, 19904136, 20446272, 20851952, 22747584, 22796928, 23458446, 26538848, 27261696, 27368187, 29856204, 30330112, 31277928, 34121376, 36490916, 39808272, 40892544, 41703904, 45495168, 45593856, 46916892, 53077696, 54736374, 59712408, 62555856, 68242752, 72981832, 79616544, 81785088, 82104561, 83407808, 90990336, 93833784, 106155392, 109472748, 119424816, 125111712, 136485504, 145963664, 159233088, 164209122, 166815616, 187667568, 212310784, 218945496, 238849632, 250223424, 272971008, 291927328, 318466176, 328418244, 333631232, 375335136, 437890992, 477699264, 500446848, 583854656, 636932352, 656836488, 750670272, 875781984, 955398528, 1000893696, 1167709312, 1313672976, 1501340544, 1751563968, 1910797056, 2335418624, 2627345952, 3002681088, 3503127936, 5254691904, 7006255872, 10509383808, 21018767616]

約数ペア:

[(1, 21018767616), (2, 10509383808), (3, 7006255872), (4, 5254691904), (6, 3503127936), (7, 3002681088), (8, 2627345952), (9, 2335418624), (11, 1910797056), (12, 1751563968), (14, 1501340544), (16, 1313672976), (18, 1167709312), (21, 1000893696), (22, 955398528), (24, 875781984), (28, 750670272), (32, 656836488), (33, 636932352), (36, 583854656), (42, 500446848), (44, 477699264), (48, 437890992), (56, 375335136), (63, 333631232), (64, 328418244), (66, 318466176), (72, 291927328), (77, 272971008), (84, 250223424), (88, 238849632), (96, 218945496), (99, 212310784), (112, 187667568), (126, 166815616), (128, 164209122), (132, 159233088), (144, 145963664), (154, 136485504), (168, 125111712), (176, 119424816), (192, 109472748), (198, 106155392), (224, 93833784), (231, 90990336), (252, 83407808), (256, 82104561), (257, 81785088), (264, 79616544), (288, 72981832), (308, 68242752), (336, 62555856), (352, 59712408), (384, 54736374), (396, 53077696), (448, 46916892), (461, 45593856), (462, 45495168), (504, 41703904), (514, 40892544), (528, 39808272), (576, 36490916), (616, 34121376), (672, 31277928), (693, 30330112), (704, 29856204), (768, 27368187), (771, 27261696), (792, 26538848), (896, 23458446), (922, 22796928), (924, 22747584), (1008, 20851952), (1028, 20446272), (1056, 19904136), (1152, 18245458), (1232, 17060688), (1344, 15638964), (1383, 15197952), (1386, 15165056), (1408, 14928102), (1542, 13630848), (1584, 13269424), (1792, 11729223), (1799, 11683584), (1844, 11398464), (1848, 11373792), (2016, 10425976), (2056, 10223136), (2112, 9952068), (2304, 9122729), (2313, 9087232), (2464, 8530344), (2688, 7819482), (2766, 7598976), (2772, 7582528), (2816, 7464051), (2827, 7435008), (3084, 6815424), (3168, 6634712), (3227, 6513408), (3598, 5841792), (3688, 5699232), (3696, 5686896), (4032, 5212988), (4112, 5111568), (4149, 5065984), (4224, 4976034), (4626, 4543616), (4928, 4265172), (5071, 4144896), (5376, 3909741), (5397, 3894528), (5532, 3799488), (5544, 3791264), (5654, 3717504), (6168, 3407712), (6336, 3317356), (6454, 3256704), (7196, 2920896), (7376, 2849616), (7392, 2843448), (8064, 2606494), (8224, 2555784), (8298, 2532992), (8448, 2488017), (8481, 2478336), (9252, 2271808), (9681, 2171136), (9856, 2132586), (10142, 2072448), (10794, 1947264), (11064, 1899744), (11088, 1895632), (11308, 1858752), (12336, 1703856), (12672, 1658678), (12908, 1628352), (14392, 1460448), (14752, 1424808), (14784, 1421724), (15213, 1381632), (16128, 1303247), (16191, 1298176), (16448, 1277892), (16596, 1266496), (16962, 1239168), (18504, 1135904), (19362, 1085568), (19712, 1066293), (19789, 1062144), (20284, 1036224), (21588, 973632), (22128, 949872), (22176, 947816), (22616, 929376), (24672, 851928), (25344, 829339), (25443, 826112), (25816, 814176), (28784, 730224), (29043, 723712), (29504, 712404), (29568, 710862), (30426, 690816), (32382, 649088), (32896, 638946), (33192, 633248), (33924, 619584), (35497, 592128), (37008, 567952), (38724, 542784), (39578, 531072), (40568, 518112), (43176, 486816), (44256, 474936), (44352, 473908), (45232, 464688), (45639, 460544), (49344, 425964), (50886, 413056), (51632, 407088), (57568, 365112), (58086, 361856), (59008, 356202), (59136, 355431), (59367, 354048), (60852, 345408), (64764, 324544), (65792, 319473), (66384, 316624), (67848, 309792), (70994, 296064), (74016, 283976), (77448, 271392), (79156, 265536), (81136, 259056), (86352, 243408), (88512, 237468), (88704, 236954), (90464, 232344), (91278, 230272), (98688, 212982), (101772, 206528), (103264, 203544), (106491, 197376), (115136, 182556), (116172, 180928), (118016, 178101), (118477, 177408), (118734, 177024), (121704, 172704), (129528, 162272), (132768, 158312), (135696, 154896), (141988, 148032)]