21071424

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^2\times {\mathrm{907}}^1$

素因数の和:944

約数の個数: 84

約数和(自身を含む): 61348112

約数和(自身を除く): 40276688

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 121, 132, 176, 192, 242, 264, 352, 363, 484, 528, 704, 726, 907, 968, 1056, 1452, 1814, 1936, 2112, 2721, 2904, 3628, 3872, 5442, 5808, 7256, 7744, 9977, 10884, 11616, 14512, 19954, 21768, 23232, 29024, 29931, 39908, 43536, 58048, 59862, 79816, 87072, 109747, 119724, 159632, 174144, 219494, 239448, 319264, 329241, 438988, 478896, 638528, 658482, 877976, 957792, 1316964, 1755952, 1915584, 2633928, 3511904, 5267856, 7023808, 10535712, 21071424]

約数ペア:

[(1, 21071424), (2, 10535712), (3, 7023808), (4, 5267856), (6, 3511904), (8, 2633928), (11, 1915584), (12, 1755952), (16, 1316964), (22, 957792), (24, 877976), (32, 658482), (33, 638528), (44, 478896), (48, 438988), (64, 329241), (66, 319264), (88, 239448), (96, 219494), (121, 174144), (132, 159632), (176, 119724), (192, 109747), (242, 87072), (264, 79816), (352, 59862), (363, 58048), (484, 43536), (528, 39908), (704, 29931), (726, 29024), (907, 23232), (968, 21768), (1056, 19954), (1452, 14512), (1814, 11616), (1936, 10884), (2112, 9977), (2721, 7744), (2904, 7256), (3628, 5808), (3872, 5442)]