21482384

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:133

約数の個数: 120

約数和(自身を含む): 54960768

約数和(自身を除く): 33478384

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 47, 49, 53, 56, 77, 88, 94, 98, 106, 112, 154, 176, 188, 196, 212, 308, 329, 371, 376, 392, 424, 517, 539, 583, 616, 658, 742, 752, 784, 848, 1034, 1078, 1166, 1232, 1316, 1484, 2068, 2156, 2303, 2332, 2491, 2597, 2632, 2968, 3619, 4081, 4136, 4312, 4606, 4664, 4982, 5194, 5264, 5936, 7238, 8162, 8272, 8624, 9212, 9328, 9964, 10388, 14476, 16324, 17437, 18424, 19928, 20776, 25333, 27401, 28567, 28952, 32648, 34874, 36848, 39856, 41552, 50666, 54802, 57134, 57904, 65296, 69748, 101332, 109604, 114268, 122059, 139496, 191807, 202664, 219208, 228536, 244118, 278992, 383614, 405328, 438416, 457072, 488236, 767228, 976472, 1342649, 1534456, 1952944, 2685298, 3068912, 5370596, 10741192, 21482384]

約数ペア:

[(1, 21482384), (2, 10741192), (4, 5370596), (7, 3068912), (8, 2685298), (11, 1952944), (14, 1534456), (16, 1342649), (22, 976472), (28, 767228), (44, 488236), (47, 457072), (49, 438416), (53, 405328), (56, 383614), (77, 278992), (88, 244118), (94, 228536), (98, 219208), (106, 202664), (112, 191807), (154, 139496), (176, 122059), (188, 114268), (196, 109604), (212, 101332), (308, 69748), (329, 65296), (371, 57904), (376, 57134), (392, 54802), (424, 50666), (517, 41552), (539, 39856), (583, 36848), (616, 34874), (658, 32648), (742, 28952), (752, 28567), (784, 27401), (848, 25333), (1034, 20776), (1078, 19928), (1166, 18424), (1232, 17437), (1316, 16324), (1484, 14476), (2068, 10388), (2156, 9964), (2303, 9328), (2332, 9212), (2491, 8624), (2597, 8272), (2632, 8162), (2968, 7238), (3619, 5936), (4081, 5264), (4136, 5194), (4312, 4982), (4606, 4664)]