21009493442

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3181}}^1\times {\mathrm{4409}}^1$

素因数の和:7706

約数の個数: 32

約数和(自身を含む): 36372551040

約数和(自身を除く): 15363057598

約数列:

[1, 2, 7, 14, 107, 214, 749, 1498, 3181, 4409, 6362, 8818, 22267, 30863, 44534, 61726, 340367, 471763, 680734, 943526, 2382569, 3302341, 4765138, 6604682, 14025029, 28050058, 98175203, 196350406, 1500678103, 3001356206, 10504746721, 21009493442]

約数ペア:

[(1, 21009493442), (2, 10504746721), (7, 3001356206), (14, 1500678103), (107, 196350406), (214, 98175203), (749, 28050058), (1498, 14025029), (3181, 6604682), (4409, 4765138), (6362, 3302341), (8818, 2382569), (22267, 943526), (30863, 680734), (44534, 471763), (61726, 340367)]