21520836

素因数分解:

$2^2\times 3^3\times {\mathrm{199267}}^1$

素因数の和:199280

約数の個数: 24

約数和(自身を含む): 55795040

約数和(自身を除く): 34274204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 199267, 398534, 597801, 797068, 1195602, 1793403, 2391204, 3586806, 5380209, 7173612, 10760418, 21520836]

約数ペア:

[(1, 21520836), (2, 10760418), (3, 7173612), (4, 5380209), (6, 3586806), (9, 2391204), (12, 1793403), (18, 1195602), (27, 797068), (36, 597801), (54, 398534), (108, 199267)]