21254052

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{16553}}^1$

素因数の和:16667

約数の個数: 24

約数和(自身を含む): 50059296

約数和(自身を除く): 28805244

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 16553, 33106, 49659, 66212, 99318, 198636, 1771171, 3542342, 5313513, 7084684, 10627026, 21254052]

約数ペア:

[(1, 21254052), (2, 10627026), (3, 7084684), (4, 5313513), (6, 3542342), (12, 1771171), (107, 198636), (214, 99318), (321, 66212), (428, 49659), (642, 33106), (1284, 16553)]