21058944

素因数分解:

$2^7\times 3^1\times {\mathrm{173}}^1\times {\mathrm{317}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 56438640

約数和(自身を除く): 35379696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 173, 192, 317, 346, 384, 519, 634, 692, 951, 1038, 1268, 1384, 1902, 2076, 2536, 2768, 3804, 4152, 5072, 5536, 7608, 8304, 10144, 11072, 15216, 16608, 20288, 22144, 30432, 33216, 40576, 54841, 60864, 66432, 109682, 121728, 164523, 219364, 329046, 438728, 658092, 877456, 1316184, 1754912, 2632368, 3509824, 5264736, 7019648, 10529472, 21058944]

約数ペア:

[(1, 21058944), (2, 10529472), (3, 7019648), (4, 5264736), (6, 3509824), (8, 2632368), (12, 1754912), (16, 1316184), (24, 877456), (32, 658092), (48, 438728), (64, 329046), (96, 219364), (128, 164523), (173, 121728), (192, 109682), (317, 66432), (346, 60864), (384, 54841), (519, 40576), (634, 33216), (692, 30432), (951, 22144), (1038, 20288), (1268, 16608), (1384, 15216), (1902, 11072), (2076, 10144), (2536, 8304), (2768, 7608), (3804, 5536), (4152, 5072)]