21521922

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67679}}^1$

素因数の和:67737

約数の個数: 16

約数和(自身を含む): 43856640

約数和(自身を除く): 22334718

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 67679, 135358, 203037, 406074, 3586987, 7173974, 10760961, 21521922]

約数ペア:

[(1, 21521922), (2, 10760961), (3, 7173974), (6, 3586987), (53, 406074), (106, 203037), (159, 135358), (318, 67679)]