21796992

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:100

約数の個数: 256

約数和(自身を含む): 79315200

約数和(自身を除く): 57518208

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, 53, 54, 56, 63, 64, 68, 72, 84, 96, 102, 106, 108, 112, 119, 126, 128, 136, 144, 153, 159, 168, 189, 192, 204, 212, 216, 224, 238, 252, 272, 288, 306, 318, 336, 357, 371, 378, 384, 408, 424, 432, 448, 459, 476, 477, 504, 544, 576, 612, 636, 672, 714, 742, 756, 816, 848, 864, 896, 901, 918, 952, 954, 1008, 1071, 1088, 1113, 1152, 1224, 1272, 1344, 1428, 1431, 1484, 1512, 1632, 1696, 1728, 1802, 1836, 1904, 1908, 2016, 2142, 2176, 2226, 2448, 2544, 2688, 2703, 2856, 2862, 2968, 3024, 3213, 3264, 3339, 3392, 3456, 3604, 3672, 3808, 3816, 4032, 4284, 4452, 4896, 5088, 5406, 5712, 5724, 5936, 6048, 6307, 6426, 6528, 6678, 6784, 7208, 7344, 7616, 7632, 8064, 8109, 8568, 8904, 9792, 10017, 10176, 10812, 11424, 11448, 11872, 12096, 12614, 12852, 13356, 14416, 14688, 15232, 15264, 16218, 17136, 17808, 18921, 19584, 20034, 20352, 21624, 22848, 22896, 23744, 24192, 24327, 25228, 25704, 26712, 28832, 29376, 30528, 32436, 34272, 35616, 37842, 40068, 43248, 45696, 45792, 47488, 48654, 50456, 51408, 53424, 56763, 57664, 58752, 61056, 64872, 68544, 71232, 75684, 80136, 86496, 91584, 97308, 100912, 102816, 106848, 113526, 115328, 129744, 137088, 142464, 151368, 160272, 170289, 172992, 183168, 194616, 201824, 205632, 213696, 227052, 259488, 302736, 320544, 340578, 345984, 389232, 403648, 411264, 427392, 454104, 518976, 605472, 641088, 681156, 778464, 807296, 908208, 1037952, 1210944, 1282176, 1362312, 1556928, 1816416, 2421888, 2724624, 3113856, 3632832, 5449248, 7265664, 10898496, 21796992]

約数ペア:

[(1, 21796992), (2, 10898496), (3, 7265664), (4, 5449248), (6, 3632832), (7, 3113856), (8, 2724624), (9, 2421888), (12, 1816416), (14, 1556928), (16, 1362312), (17, 1282176), (18, 1210944), (21, 1037952), (24, 908208), (27, 807296), (28, 778464), (32, 681156), (34, 641088), (36, 605472), (42, 518976), (48, 454104), (51, 427392), (53, 411264), (54, 403648), (56, 389232), (63, 345984), (64, 340578), (68, 320544), (72, 302736), (84, 259488), (96, 227052), (102, 213696), (106, 205632), (108, 201824), (112, 194616), (119, 183168), (126, 172992), (128, 170289), (136, 160272), (144, 151368), (153, 142464), (159, 137088), (168, 129744), (189, 115328), (192, 113526), (204, 106848), (212, 102816), (216, 100912), (224, 97308), (238, 91584), (252, 86496), (272, 80136), (288, 75684), (306, 71232), (318, 68544), (336, 64872), (357, 61056), (371, 58752), (378, 57664), (384, 56763), (408, 53424), (424, 51408), (432, 50456), (448, 48654), (459, 47488), (476, 45792), (477, 45696), (504, 43248), (544, 40068), (576, 37842), (612, 35616), (636, 34272), (672, 32436), (714, 30528), (742, 29376), (756, 28832), (816, 26712), (848, 25704), (864, 25228), (896, 24327), (901, 24192), (918, 23744), (952, 22896), (954, 22848), (1008, 21624), (1071, 20352), (1088, 20034), (1113, 19584), (1152, 18921), (1224, 17808), (1272, 17136), (1344, 16218), (1428, 15264), (1431, 15232), (1484, 14688), (1512, 14416), (1632, 13356), (1696, 12852), (1728, 12614), (1802, 12096), (1836, 11872), (1904, 11448), (1908, 11424), (2016, 10812), (2142, 10176), (2176, 10017), (2226, 9792), (2448, 8904), (2544, 8568), (2688, 8109), (2703, 8064), (2856, 7632), (2862, 7616), (2968, 7344), (3024, 7208), (3213, 6784), (3264, 6678), (3339, 6528), (3392, 6426), (3456, 6307), (3604, 6048), (3672, 5936), (3808, 5724), (3816, 5712), (4032, 5406), (4284, 5088), (4452, 4896)]