21501824

素因数分解:

$2^7\times {\mathrm{173}}^1\times {\mathrm{971}}^1$

素因数の和:1158

約数の個数: 32

約数和(自身を含む): 43127640

約数和(自身を除く): 21625816

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 346, 692, 971, 1384, 1942, 2768, 3884, 5536, 7768, 11072, 15536, 22144, 31072, 62144, 124288, 167983, 335966, 671932, 1343864, 2687728, 5375456, 10750912, 21501824]

約数ペア:

[(1, 21501824), (2, 10750912), (4, 5375456), (8, 2687728), (16, 1343864), (32, 671932), (64, 335966), (128, 167983), (173, 124288), (346, 62144), (692, 31072), (971, 22144), (1384, 15536), (1942, 11072), (2768, 7768), (3884, 5536)]