21778506

素因数分解:

$2^1\times 3^2\times {\mathrm{193}}^1\times {\mathrm{6269}}^1$

素因数の和:6470

約数の個数: 24

約数和(自身を含む): 47438820

約数和(自身を除く): 25660314

約数列:

[1, 2, 3, 6, 9, 18, 193, 386, 579, 1158, 1737, 3474, 6269, 12538, 18807, 37614, 56421, 112842, 1209917, 2419834, 3629751, 7259502, 10889253, 21778506]

約数ペア:

[(1, 21778506), (2, 10889253), (3, 7259502), (6, 3629751), (9, 2419834), (18, 1209917), (193, 112842), (386, 56421), (579, 37614), (1158, 18807), (1737, 12538), (3474, 6269)]