21735007839

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{127105309}}^1$

素因数の和:127105334

約数の個数: 12

約数和(自身を含む): 33047380600

約数和(自身を除く): 11312372761

約数列:

[1, 3, 9, 19, 57, 171, 127105309, 381315927, 1143947781, 2415000871, 7245002613, 21735007839]

約数ペア:

[(1, 21735007839), (3, 7245002613), (9, 2415000871), (19, 1143947781), (57, 381315927), (171, 127105309)]