16808841

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7211}}^1$

素因数の和:7261

約数の個数: 24

約数和(自身を含む): 28501824

約数和(自身を除く): 11692983

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 7211, 21633, 50477, 64899, 151431, 266807, 454293, 800421, 1867649, 2401263, 5602947, 16808841]

約数ペア:

[(1, 16808841), (3, 5602947), (7, 2401263), (9, 1867649), (21, 800421), (37, 454293), (63, 266807), (111, 151431), (259, 64899), (333, 50477), (777, 21633), (2331, 7211)]