21138513984

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{41281}}^1$

素因数の和:41433

約数の個数: 168

約数和(自身を含む): 69792339968

約数和(自身を除く): 48653825984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 127, 144, 168, 192, 224, 252, 254, 288, 336, 381, 448, 504, 508, 576, 672, 762, 889, 1008, 1016, 1143, 1344, 1524, 1778, 2016, 2032, 2286, 2667, 3048, 3556, 4032, 4064, 4572, 5334, 6096, 7112, 8001, 8128, 9144, 10668, 12192, 14224, 16002, 18288, 21336, 24384, 28448, 32004, 36576, 41281, 42672, 56896, 64008, 73152, 82562, 85344, 123843, 128016, 165124, 170688, 247686, 256032, 288967, 330248, 371529, 495372, 512064, 577934, 660496, 743058, 866901, 990744, 1155868, 1320992, 1486116, 1733802, 1981488, 2311736, 2600703, 2641984, 2972232, 3467604, 3962976, 4623472, 5201406, 5242687, 5944464, 6935208, 7925952, 9246944, 10402812, 10485374, 11888928, 13870416, 15728061, 18493888, 20805624, 20970748, 23777856, 27740832, 31456122, 36698809, 41611248, 41941496, 47184183, 55481664, 62912244, 73397618, 83222496, 83882992, 94368366, 110096427, 125824488, 146795236, 166444992, 167765984, 188736732, 220192854, 251648976, 293590472, 330289281, 335531968, 377473464, 440385708, 503297952, 587180944, 660578562, 754946928, 880771416, 1006595904, 1174361888, 1321157124, 1509893856, 1761542832, 2348723776, 2642314248, 3019787712, 3523085664, 5284628496, 7046171328, 10569256992, 21138513984]

約数ペア:

[(1, 21138513984), (2, 10569256992), (3, 7046171328), (4, 5284628496), (6, 3523085664), (7, 3019787712), (8, 2642314248), (9, 2348723776), (12, 1761542832), (14, 1509893856), (16, 1321157124), (18, 1174361888), (21, 1006595904), (24, 880771416), (28, 754946928), (32, 660578562), (36, 587180944), (42, 503297952), (48, 440385708), (56, 377473464), (63, 335531968), (64, 330289281), (72, 293590472), (84, 251648976), (96, 220192854), (112, 188736732), (126, 167765984), (127, 166444992), (144, 146795236), (168, 125824488), (192, 110096427), (224, 94368366), (252, 83882992), (254, 83222496), (288, 73397618), (336, 62912244), (381, 55481664), (448, 47184183), (504, 41941496), (508, 41611248), (576, 36698809), (672, 31456122), (762, 27740832), (889, 23777856), (1008, 20970748), (1016, 20805624), (1143, 18493888), (1344, 15728061), (1524, 13870416), (1778, 11888928), (2016, 10485374), (2032, 10402812), (2286, 9246944), (2667, 7925952), (3048, 6935208), (3556, 5944464), (4032, 5242687), (4064, 5201406), (4572, 4623472), (5334, 3962976), (6096, 3467604), (7112, 2972232), (8001, 2641984), (8128, 2600703), (9144, 2311736), (10668, 1981488), (12192, 1733802), (14224, 1486116), (16002, 1320992), (18288, 1155868), (21336, 990744), (24384, 866901), (28448, 743058), (32004, 660496), (36576, 577934), (41281, 512064), (42672, 495372), (56896, 371529), (64008, 330248), (73152, 288967), (82562, 256032), (85344, 247686), (123843, 170688), (128016, 165124)]