21750296

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{24943}}^1$

素因数の和:25058

約数の個数: 16

約数和(自身を含む): 41157600

約数和(自身を除く): 19407304

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 24943, 49886, 99772, 199544, 2718787, 5437574, 10875148, 21750296]

約数ペア:

[(1, 21750296), (2, 10875148), (4, 5437574), (8, 2718787), (109, 199544), (218, 99772), (436, 49886), (872, 24943)]