21706168

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{246661}}^1$

素因数の和:246678

約数の個数: 16

約数和(自身を含む): 44399160

約数和(自身を除く): 22692992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 246661, 493322, 986644, 1973288, 2713271, 5426542, 10853084, 21706168]

約数ペア:

[(1, 21706168), (2, 10853084), (4, 5426542), (8, 2713271), (11, 1973288), (22, 986644), (44, 493322), (88, 246661)]