21003663744

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{51071}}^1$

素因数の和:51118

約数の個数: 256

約数和(自身を含む): 75014553600

約数和(自身を除く): 54010889856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 32, 34, 36, 42, 48, 51, 54, 56, 63, 64, 68, 72, 84, 96, 102, 108, 112, 119, 126, 128, 136, 144, 153, 168, 189, 192, 204, 216, 224, 238, 252, 272, 288, 306, 336, 357, 378, 384, 408, 432, 448, 459, 476, 504, 544, 576, 612, 672, 714, 756, 816, 864, 896, 918, 952, 1008, 1071, 1088, 1152, 1224, 1344, 1428, 1512, 1632, 1728, 1836, 1904, 2016, 2142, 2176, 2448, 2688, 2856, 3024, 3213, 3264, 3456, 3672, 3808, 4032, 4284, 4896, 5712, 6048, 6426, 6528, 7344, 7616, 8064, 8568, 9792, 11424, 12096, 12852, 14688, 15232, 17136, 19584, 22848, 24192, 25704, 29376, 34272, 45696, 51071, 51408, 58752, 68544, 102142, 102816, 137088, 153213, 204284, 205632, 306426, 357497, 408568, 411264, 459639, 612852, 714994, 817136, 868207, 919278, 1072491, 1225704, 1378917, 1429988, 1634272, 1736414, 1838556, 2144982, 2451408, 2604621, 2757834, 2859976, 3217473, 3268544, 3472828, 3677112, 4289964, 4902816, 5209242, 5515668, 5719952, 6077449, 6434946, 6537088, 6945656, 7354224, 7813863, 8579928, 9652419, 9805632, 10418484, 11031336, 11439904, 12154898, 12869892, 13891312, 14708448, 15627726, 17159856, 18232347, 19304838, 19611264, 20836968, 22062672, 22879808, 23441589, 24309796, 25739784, 27782624, 29416896, 31255452, 34319712, 36464694, 38609676, 41673936, 44125344, 45759616, 46883178, 48619592, 51479568, 54697041, 55565248, 58833792, 62510904, 68639424, 72929388, 77219352, 83347872, 88250688, 93766356, 97239184, 102959136, 109394082, 111130496, 125021808, 137278848, 145858776, 154438704, 164091123, 166695744, 176501376, 187532712, 194478368, 205918272, 218788164, 250043616, 291717552, 308877408, 328182246, 333391488, 375065424, 388956736, 411836544, 437576328, 500087232, 583435104, 617754816, 656364492, 750130848, 777913472, 875152656, 1000174464, 1166870208, 1235509632, 1312728984, 1500261696, 1750305312, 2333740416, 2625457968, 3000523392, 3500610624, 5250915936, 7001221248, 10501831872, 21003663744]

約数ペア:

[(1, 21003663744), (2, 10501831872), (3, 7001221248), (4, 5250915936), (6, 3500610624), (7, 3000523392), (8, 2625457968), (9, 2333740416), (12, 1750305312), (14, 1500261696), (16, 1312728984), (17, 1235509632), (18, 1166870208), (21, 1000174464), (24, 875152656), (27, 777913472), (28, 750130848), (32, 656364492), (34, 617754816), (36, 583435104), (42, 500087232), (48, 437576328), (51, 411836544), (54, 388956736), (56, 375065424), (63, 333391488), (64, 328182246), (68, 308877408), (72, 291717552), (84, 250043616), (96, 218788164), (102, 205918272), (108, 194478368), (112, 187532712), (119, 176501376), (126, 166695744), (128, 164091123), (136, 154438704), (144, 145858776), (153, 137278848), (168, 125021808), (189, 111130496), (192, 109394082), (204, 102959136), (216, 97239184), (224, 93766356), (238, 88250688), (252, 83347872), (272, 77219352), (288, 72929388), (306, 68639424), (336, 62510904), (357, 58833792), (378, 55565248), (384, 54697041), (408, 51479568), (432, 48619592), (448, 46883178), (459, 45759616), (476, 44125344), (504, 41673936), (544, 38609676), (576, 36464694), (612, 34319712), (672, 31255452), (714, 29416896), (756, 27782624), (816, 25739784), (864, 24309796), (896, 23441589), (918, 22879808), (952, 22062672), (1008, 20836968), (1071, 19611264), (1088, 19304838), (1152, 18232347), (1224, 17159856), (1344, 15627726), (1428, 14708448), (1512, 13891312), (1632, 12869892), (1728, 12154898), (1836, 11439904), (1904, 11031336), (2016, 10418484), (2142, 9805632), (2176, 9652419), (2448, 8579928), (2688, 7813863), (2856, 7354224), (3024, 6945656), (3213, 6537088), (3264, 6434946), (3456, 6077449), (3672, 5719952), (3808, 5515668), (4032, 5209242), (4284, 4902816), (4896, 4289964), (5712, 3677112), (6048, 3472828), (6426, 3268544), (6528, 3217473), (7344, 2859976), (7616, 2757834), (8064, 2604621), (8568, 2451408), (9792, 2144982), (11424, 1838556), (12096, 1736414), (12852, 1634272), (14688, 1429988), (15232, 1378917), (17136, 1225704), (19584, 1072491), (22848, 919278), (24192, 868207), (25704, 817136), (29376, 714994), (34272, 612852), (45696, 459639), (51071, 411264), (51408, 408568), (58752, 357497), (68544, 306426), (102142, 205632), (102816, 204284), (137088, 153213)]