21667648

素因数分解:

$2^6\times {\mathrm{83}}^1\times {\mathrm{4079}}^1$

素因数の和:4174

約数の個数: 28

約数和(自身を含む): 43525440

約数和(自身を除く): 21857792

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 166, 332, 664, 1328, 2656, 4079, 5312, 8158, 16316, 32632, 65264, 130528, 261056, 338557, 677114, 1354228, 2708456, 5416912, 10833824, 21667648]

約数ペア:

[(1, 21667648), (2, 10833824), (4, 5416912), (8, 2708456), (16, 1354228), (32, 677114), (64, 338557), (83, 261056), (166, 130528), (332, 65264), (664, 32632), (1328, 16316), (2656, 8158), (4079, 5312)]