21065694

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270073}}^1$

素因数の和:270091

約数の個数: 16

約数和(自身を含む): 45372432

約数和(自身を除く): 24306738

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270073, 540146, 810219, 1620438, 3510949, 7021898, 10532847, 21065694]

約数ペア:

[(1, 21065694), (2, 10532847), (3, 7021898), (6, 3510949), (13, 1620438), (26, 810219), (39, 540146), (78, 270073)]