21388846008

素因数分解:

$2^3\times 3^1\times {\mathrm{891201917}}^1$

素因数の和:891201926

約数の個数: 16

約数和(自身を含む): 53472115080

約数和(自身を除く): 32083269072

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 891201917, 1782403834, 2673605751, 3564807668, 5347211502, 7129615336, 10694423004, 21388846008]

約数ペア:

[(1, 21388846008), (2, 10694423004), (3, 7129615336), (4, 5347211502), (6, 3564807668), (8, 2673605751), (12, 1782403834), (24, 891201917)]