21962718

素因数分解:

$2^1\times 3^3\times {\mathrm{406717}}^1$

素因数の和:406728

約数の個数: 16

約数和(自身を含む): 48806160

約数和(自身を除く): 26843442

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 406717, 813434, 1220151, 2440302, 3660453, 7320906, 10981359, 21962718]

約数ペア:

[(1, 21962718), (2, 10981359), (3, 7320906), (6, 3660453), (9, 2440302), (18, 1220151), (27, 813434), (54, 406717)]