21228834

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1223}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 46531584

約数和(自身を除く): 25302750

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 263, 526, 789, 1223, 1578, 2446, 2893, 3669, 5786, 7338, 8679, 13453, 17358, 26906, 40359, 80718, 321649, 643298, 964947, 1929894, 3538139, 7076278, 10614417, 21228834]

約数ペア:

[(1, 21228834), (2, 10614417), (3, 7076278), (6, 3538139), (11, 1929894), (22, 964947), (33, 643298), (66, 321649), (263, 80718), (526, 40359), (789, 26906), (1223, 17358), (1578, 13453), (2446, 8679), (2893, 7338), (3669, 5786)]