21184227

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{46153}}^1$

素因数の和:46179

約数の個数: 16

約数和(自身を含む): 33230880

約数和(自身を除く): 12046653

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 46153, 138459, 415377, 784601, 1246131, 2353803, 7061409, 21184227]

約数ペア:

[(1, 21184227), (3, 7061409), (9, 2353803), (17, 1246131), (27, 784601), (51, 415377), (153, 138459), (459, 46153)]