21247368

素因数分解:

$2^3\times 3^1\times {\mathrm{885307}}^1$

素因数の和:885316

約数の個数: 16

約数和(自身を含む): 53118480

約数和(自身を除く): 31871112

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 885307, 1770614, 2655921, 3541228, 5311842, 7082456, 10623684, 21247368]

約数ペア:

[(1, 21247368), (2, 10623684), (3, 7082456), (4, 5311842), (6, 3541228), (8, 2655921), (12, 1770614), (24, 885307)]