21597696

素因数分解:

$2^9\times 3^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:176

約数の個数: 120

約数和(自身を含む): 64367160

約数和(自身を除く): 42769464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 109, 128, 129, 144, 172, 192, 218, 256, 258, 288, 327, 344, 384, 387, 436, 512, 516, 576, 654, 688, 768, 774, 872, 981, 1032, 1152, 1308, 1376, 1536, 1548, 1744, 1962, 2064, 2304, 2616, 2752, 3096, 3488, 3924, 4128, 4608, 4687, 5232, 5504, 6192, 6976, 7848, 8256, 9374, 10464, 11008, 12384, 13952, 14061, 15696, 16512, 18748, 20928, 22016, 24768, 27904, 28122, 31392, 33024, 37496, 41856, 42183, 49536, 55808, 56244, 62784, 66048, 74992, 83712, 84366, 99072, 112488, 125568, 149984, 167424, 168732, 198144, 224976, 251136, 299968, 337464, 449952, 502272, 599936, 674928, 899904, 1199872, 1349856, 1799808, 2399744, 2699712, 3599616, 5399424, 7199232, 10798848, 21597696]

約数ペア:

[(1, 21597696), (2, 10798848), (3, 7199232), (4, 5399424), (6, 3599616), (8, 2699712), (9, 2399744), (12, 1799808), (16, 1349856), (18, 1199872), (24, 899904), (32, 674928), (36, 599936), (43, 502272), (48, 449952), (64, 337464), (72, 299968), (86, 251136), (96, 224976), (109, 198144), (128, 168732), (129, 167424), (144, 149984), (172, 125568), (192, 112488), (218, 99072), (256, 84366), (258, 83712), (288, 74992), (327, 66048), (344, 62784), (384, 56244), (387, 55808), (436, 49536), (512, 42183), (516, 41856), (576, 37496), (654, 33024), (688, 31392), (768, 28122), (774, 27904), (872, 24768), (981, 22016), (1032, 20928), (1152, 18748), (1308, 16512), (1376, 15696), (1536, 14061), (1548, 13952), (1744, 12384), (1962, 11008), (2064, 10464), (2304, 9374), (2616, 8256), (2752, 7848), (3096, 6976), (3488, 6192), (3924, 5504), (4128, 5232), (4608, 4687)]