21261174

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{322139}}^1$

素因数の和:322155

約数の個数: 16

約数和(自身を含む): 46388160

約数和(自身を除く): 25126986

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 322139, 644278, 966417, 1932834, 3543529, 7087058, 10630587, 21261174]

約数ペア:

[(1, 21261174), (2, 10630587), (3, 7087058), (6, 3543529), (11, 1932834), (22, 966417), (33, 644278), (66, 322139)]