21554418

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{49211}}^1$

素因数の和:49289

約数の個数: 16

約数和(自身を含む): 43700256

約数和(自身を除く): 22145838

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 49211, 98422, 147633, 295266, 3592403, 7184806, 10777209, 21554418]

約数ペア:

[(1, 21554418), (2, 10777209), (3, 7184806), (6, 3592403), (73, 295266), (146, 147633), (219, 98422), (438, 49211)]