21142446

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{271057}}^1$

素因数の和:271075

約数の個数: 16

約数和(自身を含む): 45537744

約数和(自身を除く): 24395298

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 271057, 542114, 813171, 1626342, 3523741, 7047482, 10571223, 21142446]

約数ペア:

[(1, 21142446), (2, 10571223), (3, 7047482), (6, 3523741), (13, 1626342), (26, 813171), (39, 542114), (78, 271057)]