21075306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1489}}^1$

素因数の和:1838

約数の個数: 32

約数和(自身を含む): 48347520

約数和(自身を除く): 27272214

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 337, 674, 1011, 1489, 2022, 2359, 2978, 4467, 4718, 7077, 8934, 10423, 14154, 20846, 31269, 62538, 501793, 1003586, 1505379, 3010758, 3512551, 7025102, 10537653, 21075306]

約数ペア:

[(1, 21075306), (2, 10537653), (3, 7025102), (6, 3512551), (7, 3010758), (14, 1505379), (21, 1003586), (42, 501793), (337, 62538), (674, 31269), (1011, 20846), (1489, 14154), (2022, 10423), (2359, 8934), (2978, 7077), (4467, 4718)]