21524166

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{27809}}^1$

素因数の和:27860

約数の個数: 24

約数和(自身を含む): 47721960

約数和(自身を除く): 26197794

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 27809, 55618, 83427, 166854, 250281, 500562, 1195787, 2391574, 3587361, 7174722, 10762083, 21524166]

約数ペア:

[(1, 21524166), (2, 10762083), (3, 7174722), (6, 3587361), (9, 2391574), (18, 1195787), (43, 500562), (86, 250281), (129, 166854), (258, 83427), (387, 55618), (774, 27809)]