21093564

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{40879}}^1$

素因数の和:40929

約数の個数: 24

約数和(自身を含む): 50364160

約数和(自身を除く): 29270596

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 40879, 81758, 122637, 163516, 245274, 490548, 1757797, 3515594, 5273391, 7031188, 10546782, 21093564]

約数ペア:

[(1, 21093564), (2, 10546782), (3, 7031188), (4, 5273391), (6, 3515594), (12, 1757797), (43, 490548), (86, 245274), (129, 163516), (172, 122637), (258, 81758), (516, 40879)]