21449016064

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2557}}^1$

素因数の和:2762

約数の個数: 144

約数和(自身を含む): 50863353856

約数和(自身を除く): 29414337792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 151, 217, 224, 248, 256, 302, 434, 448, 496, 604, 868, 896, 992, 1057, 1208, 1736, 1792, 1984, 2114, 2416, 2557, 3472, 3968, 4228, 4681, 4832, 5114, 6944, 7936, 8456, 9362, 9664, 10228, 13888, 16912, 17899, 18724, 19328, 20456, 27776, 32767, 33824, 35798, 37448, 38656, 40912, 55552, 65534, 67648, 71596, 74896, 79267, 81824, 131068, 135296, 143192, 149792, 158534, 163648, 262136, 270592, 286384, 299584, 317068, 327296, 386107, 524272, 554869, 572768, 599168, 634136, 654592, 772214, 1048544, 1109738, 1145536, 1198336, 1268272, 1544428, 2097088, 2219476, 2291072, 2536544, 2702749, 3088856, 4194176, 4438952, 4582144, 5073088, 5405498, 6177712, 8388352, 8877904, 10146176, 10810996, 11969317, 12355424, 17755808, 20292352, 21621992, 23938634, 24710848, 35511616, 43243984, 47877268, 49421696, 71023232, 83785219, 86487968, 95754536, 98843392, 142046464, 167570438, 172975936, 191509072, 335140876, 345951872, 383018144, 670281752, 691903744, 766036288, 1340563504, 1532072576, 2681127008, 3064145152, 5362254016, 10724508032, 21449016064]

約数ペア:

[(1, 21449016064), (2, 10724508032), (4, 5362254016), (7, 3064145152), (8, 2681127008), (14, 1532072576), (16, 1340563504), (28, 766036288), (31, 691903744), (32, 670281752), (56, 383018144), (62, 345951872), (64, 335140876), (112, 191509072), (124, 172975936), (128, 167570438), (151, 142046464), (217, 98843392), (224, 95754536), (248, 86487968), (256, 83785219), (302, 71023232), (434, 49421696), (448, 47877268), (496, 43243984), (604, 35511616), (868, 24710848), (896, 23938634), (992, 21621992), (1057, 20292352), (1208, 17755808), (1736, 12355424), (1792, 11969317), (1984, 10810996), (2114, 10146176), (2416, 8877904), (2557, 8388352), (3472, 6177712), (3968, 5405498), (4228, 5073088), (4681, 4582144), (4832, 4438952), (5114, 4194176), (6944, 3088856), (7936, 2702749), (8456, 2536544), (9362, 2291072), (9664, 2219476), (10228, 2097088), (13888, 1544428), (16912, 1268272), (17899, 1198336), (18724, 1145536), (19328, 1109738), (20456, 1048544), (27776, 772214), (32767, 654592), (33824, 634136), (35798, 599168), (37448, 572768), (38656, 554869), (40912, 524272), (55552, 386107), (65534, 327296), (67648, 317068), (71596, 299584), (74896, 286384), (79267, 270592), (81824, 262136), (131068, 163648), (135296, 158534), (143192, 149792)]