21090852

素因数分解:

$2^2\times 3^2\times {\mathrm{585857}}^1$

素因数の和:585867

約数の個数: 18

約数和(自身を含む): 53313078

約数和(自身を除く): 32222226

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 585857, 1171714, 1757571, 2343428, 3515142, 5272713, 7030284, 10545426, 21090852]

約数ペア:

[(1, 21090852), (2, 10545426), (3, 7030284), (4, 5272713), (6, 3515142), (9, 2343428), (12, 1757571), (18, 1171714), (36, 585857)]