21977472

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^3\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 128

約数和(自身を含む): 65704320

約数和(自身を除く): 43726848

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 43, 44, 48, 64, 66, 86, 88, 96, 121, 128, 129, 132, 172, 176, 192, 242, 258, 264, 344, 352, 363, 384, 473, 484, 516, 528, 688, 704, 726, 946, 968, 1032, 1056, 1331, 1376, 1408, 1419, 1452, 1892, 1936, 2064, 2112, 2662, 2752, 2838, 2904, 3784, 3872, 3993, 4128, 4224, 5203, 5324, 5504, 5676, 5808, 7568, 7744, 7986, 8256, 10406, 10648, 11352, 11616, 15136, 15488, 15609, 15972, 16512, 20812, 21296, 22704, 23232, 30272, 31218, 31944, 41624, 42592, 45408, 46464, 57233, 60544, 62436, 63888, 83248, 85184, 90816, 114466, 124872, 127776, 166496, 170368, 171699, 181632, 228932, 249744, 255552, 332992, 343398, 457864, 499488, 511104, 665984, 686796, 915728, 998976, 1373592, 1831456, 1997952, 2747184, 3662912, 5494368, 7325824, 10988736, 21977472]

約数ペア:

[(1, 21977472), (2, 10988736), (3, 7325824), (4, 5494368), (6, 3662912), (8, 2747184), (11, 1997952), (12, 1831456), (16, 1373592), (22, 998976), (24, 915728), (32, 686796), (33, 665984), (43, 511104), (44, 499488), (48, 457864), (64, 343398), (66, 332992), (86, 255552), (88, 249744), (96, 228932), (121, 181632), (128, 171699), (129, 170368), (132, 166496), (172, 127776), (176, 124872), (192, 114466), (242, 90816), (258, 85184), (264, 83248), (344, 63888), (352, 62436), (363, 60544), (384, 57233), (473, 46464), (484, 45408), (516, 42592), (528, 41624), (688, 31944), (704, 31218), (726, 30272), (946, 23232), (968, 22704), (1032, 21296), (1056, 20812), (1331, 16512), (1376, 15972), (1408, 15609), (1419, 15488), (1452, 15136), (1892, 11616), (1936, 11352), (2064, 10648), (2112, 10406), (2662, 8256), (2752, 7986), (2838, 7744), (2904, 7568), (3784, 5808), (3872, 5676), (3993, 5504), (4128, 5324), (4224, 5203)]