21073164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{250871}}^1$

素因数の和:250885

約数の個数: 24

約数和(自身を含む): 56195328

約数和(自身を除く): 35122164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 250871, 501742, 752613, 1003484, 1505226, 1756097, 3010452, 3512194, 5268291, 7024388, 10536582, 21073164]

約数ペア:

[(1, 21073164), (2, 10536582), (3, 7024388), (4, 5268291), (6, 3512194), (7, 3010452), (12, 1756097), (14, 1505226), (21, 1003484), (28, 752613), (42, 501742), (84, 250871)]