21947004

素因数分解:

$2^2\times 3^3\times {\mathrm{203213}}^1$

素因数の和:203226

約数の個数: 24

約数和(自身を含む): 56899920

約数和(自身を除く): 34952916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 203213, 406426, 609639, 812852, 1219278, 1828917, 2438556, 3657834, 5486751, 7315668, 10973502, 21947004]

約数ペア:

[(1, 21947004), (2, 10973502), (3, 7315668), (4, 5486751), (6, 3657834), (9, 2438556), (12, 1828917), (18, 1219278), (27, 812852), (36, 609639), (54, 406426), (108, 203213)]