21847024

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{25763}}^1$

素因数の和:25824

約数の個数: 20

約数和(自身を含む): 43128936

約数和(自身を除く): 21281912

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 25763, 51526, 103052, 206104, 412208, 1365439, 2730878, 5461756, 10923512, 21847024]

約数ペア:

[(1, 21847024), (2, 10923512), (4, 5461756), (8, 2730878), (16, 1365439), (53, 412208), (106, 206104), (212, 103052), (424, 51526), (848, 25763)]