21339584

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:170

約数の個数: 112

約数和(自身を含む): 53644800

約数和(自身を除く): 32305216

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 32, 38, 46, 56, 64, 76, 92, 109, 112, 133, 152, 161, 184, 218, 224, 266, 304, 322, 368, 436, 437, 448, 532, 608, 644, 736, 763, 872, 874, 1064, 1216, 1288, 1472, 1526, 1744, 1748, 2071, 2128, 2507, 2576, 3052, 3059, 3488, 3496, 4142, 4256, 5014, 5152, 6104, 6118, 6976, 6992, 8284, 8512, 10028, 10304, 12208, 12236, 13984, 14497, 16568, 17549, 20056, 24416, 24472, 27968, 28994, 33136, 35098, 40112, 47633, 48832, 48944, 57988, 66272, 70196, 80224, 95266, 97888, 115976, 132544, 140392, 160448, 190532, 195776, 231952, 280784, 333431, 381064, 463904, 561568, 666862, 762128, 927808, 1123136, 1333724, 1524256, 2667448, 3048512, 5334896, 10669792, 21339584]

約数ペア:

[(1, 21339584), (2, 10669792), (4, 5334896), (7, 3048512), (8, 2667448), (14, 1524256), (16, 1333724), (19, 1123136), (23, 927808), (28, 762128), (32, 666862), (38, 561568), (46, 463904), (56, 381064), (64, 333431), (76, 280784), (92, 231952), (109, 195776), (112, 190532), (133, 160448), (152, 140392), (161, 132544), (184, 115976), (218, 97888), (224, 95266), (266, 80224), (304, 70196), (322, 66272), (368, 57988), (436, 48944), (437, 48832), (448, 47633), (532, 40112), (608, 35098), (644, 33136), (736, 28994), (763, 27968), (872, 24472), (874, 24416), (1064, 20056), (1216, 17549), (1288, 16568), (1472, 14497), (1526, 13984), (1744, 12236), (1748, 12208), (2071, 10304), (2128, 10028), (2507, 8512), (2576, 8284), (3052, 6992), (3059, 6976), (3488, 6118), (3496, 6104), (4142, 5152), (4256, 5014)]