21850816

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{26263}}^1$

素因数の和:26288

約数の個数: 28

約数和(自身を含む): 46697392

約数和(自身を除く): 24846576

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 26263, 52526, 105052, 210104, 341419, 420208, 682838, 840416, 1365676, 1680832, 2731352, 5462704, 10925408, 21850816]

約数ペア:

[(1, 21850816), (2, 10925408), (4, 5462704), (8, 2731352), (13, 1680832), (16, 1365676), (26, 840416), (32, 682838), (52, 420208), (64, 341419), (104, 210104), (208, 105052), (416, 52526), (832, 26263)]