20943942

素因数分解:

$2^1\times 3^1\times {\mathrm{251}}^1\times {\mathrm{13907}}^1$

素因数の和:14163

約数の個数: 16

約数和(自身を含む): 42057792

約数和(自身を除く): 21113850

約数列:

[1, 2, 3, 6, 251, 502, 753, 1506, 13907, 27814, 41721, 83442, 3490657, 6981314, 10471971, 20943942]

約数ペア:

[(1, 20943942), (2, 10471971), (3, 6981314), (6, 3490657), (251, 83442), (502, 41721), (753, 27814), (1506, 13907)]