21455296

素因数分解:

$2^6\times {\mathrm{137}}^1\times {\mathrm{2447}}^1$

素因数の和:2596

約数の個数: 28

約数和(自身を含む): 42903648

約数和(自身を除く): 21448352

約数列:

[1, 2, 4, 8, 16, 32, 64, 137, 274, 548, 1096, 2192, 2447, 4384, 4894, 8768, 9788, 19576, 39152, 78304, 156608, 335239, 670478, 1340956, 2681912, 5363824, 10727648, 21455296]

約数ペア:

[(1, 21455296), (2, 10727648), (4, 5363824), (8, 2681912), (16, 1340956), (32, 670478), (64, 335239), (137, 156608), (274, 78304), (548, 39152), (1096, 19576), (2192, 9788), (2447, 8768), (4384, 4894)]