21550636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1217}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 39901680

約数和(自身を除く): 18351044

約数列:

[1, 2, 4, 19, 38, 76, 233, 466, 932, 1217, 2434, 4427, 4868, 8854, 17708, 23123, 46246, 92492, 283561, 567122, 1134244, 5387659, 10775318, 21550636]

約数ペア:

[(1, 21550636), (2, 10775318), (4, 5387659), (19, 1134244), (38, 567122), (76, 283561), (233, 92492), (466, 46246), (932, 23123), (1217, 17708), (2434, 8854), (4427, 4868)]