21368156928

素因数分解:

$2^8\times 3^1\times {\mathrm{743}}^1\times {\mathrm{37447}}^1$

素因数の和:38209

約数の個数: 72

約数和(自身を含む): 56948521728

約数和(自身を除く): 35580364800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 743, 768, 1486, 2229, 2972, 4458, 5944, 8916, 11888, 17832, 23776, 35664, 37447, 47552, 71328, 74894, 95104, 112341, 142656, 149788, 190208, 224682, 285312, 299576, 449364, 570624, 599152, 898728, 1198304, 1797456, 2396608, 3594912, 4793216, 7189824, 9586432, 14379648, 27823121, 28759296, 55646242, 83469363, 111292484, 166938726, 222584968, 333877452, 445169936, 667754904, 890339872, 1335509808, 1780679744, 2671019616, 3561359488, 5342039232, 7122718976, 10684078464, 21368156928]

約数ペア:

[(1, 21368156928), (2, 10684078464), (3, 7122718976), (4, 5342039232), (6, 3561359488), (8, 2671019616), (12, 1780679744), (16, 1335509808), (24, 890339872), (32, 667754904), (48, 445169936), (64, 333877452), (96, 222584968), (128, 166938726), (192, 111292484), (256, 83469363), (384, 55646242), (743, 28759296), (768, 27823121), (1486, 14379648), (2229, 9586432), (2972, 7189824), (4458, 4793216), (5944, 3594912), (8916, 2396608), (11888, 1797456), (17832, 1198304), (23776, 898728), (35664, 599152), (37447, 570624), (47552, 449364), (71328, 299576), (74894, 285312), (95104, 224682), (112341, 190208), (142656, 149788)]