21650084

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{1693}}^1$

素因数の和:1859

約数の個数: 24

約数和(自身を含む): 39842880

約数和(自身を除く): 18192796

約数列:

[1, 2, 4, 23, 46, 92, 139, 278, 556, 1693, 3197, 3386, 6394, 6772, 12788, 38939, 77878, 155756, 235327, 470654, 941308, 5412521, 10825042, 21650084]

約数ペア:

[(1, 21650084), (2, 10825042), (4, 5412521), (23, 941308), (46, 470654), (92, 235327), (139, 155756), (278, 77878), (556, 38939), (1693, 12788), (3197, 6772), (3386, 6394)]