21039744

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:338

約数の個数: 128

約数和(自身を含む): 64774080

約数和(自身を除く): 43734336

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 32, 33, 34, 44, 48, 51, 64, 66, 68, 88, 96, 102, 128, 132, 136, 176, 187, 192, 204, 264, 272, 293, 352, 374, 384, 408, 528, 544, 561, 586, 704, 748, 816, 879, 1056, 1088, 1122, 1172, 1408, 1496, 1632, 1758, 2112, 2176, 2244, 2344, 2992, 3223, 3264, 3516, 4224, 4488, 4688, 4981, 5984, 6446, 6528, 7032, 8976, 9376, 9669, 9962, 11968, 12892, 14064, 14943, 17952, 18752, 19338, 19924, 23936, 25784, 28128, 29886, 35904, 37504, 38676, 39848, 51568, 54791, 56256, 59772, 71808, 77352, 79696, 103136, 109582, 112512, 119544, 154704, 159392, 164373, 206272, 219164, 239088, 309408, 318784, 328746, 412544, 438328, 478176, 618816, 637568, 657492, 876656, 956352, 1237632, 1314984, 1753312, 1912704, 2629968, 3506624, 5259936, 7013248, 10519872, 21039744]

約数ペア:

[(1, 21039744), (2, 10519872), (3, 7013248), (4, 5259936), (6, 3506624), (8, 2629968), (11, 1912704), (12, 1753312), (16, 1314984), (17, 1237632), (22, 956352), (24, 876656), (32, 657492), (33, 637568), (34, 618816), (44, 478176), (48, 438328), (51, 412544), (64, 328746), (66, 318784), (68, 309408), (88, 239088), (96, 219164), (102, 206272), (128, 164373), (132, 159392), (136, 154704), (176, 119544), (187, 112512), (192, 109582), (204, 103136), (264, 79696), (272, 77352), (293, 71808), (352, 59772), (374, 56256), (384, 54791), (408, 51568), (528, 39848), (544, 38676), (561, 37504), (586, 35904), (704, 29886), (748, 28128), (816, 25784), (879, 23936), (1056, 19924), (1088, 19338), (1122, 18752), (1172, 17952), (1408, 14943), (1496, 14064), (1632, 12892), (1758, 11968), (2112, 9962), (2176, 9669), (2244, 9376), (2344, 8976), (2992, 7032), (3223, 6528), (3264, 6446), (3516, 5984), (4224, 4981), (4488, 4688)]