20925351

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{45589}}^1$

素因数の和:45615

約数の個数: 16

約数和(自身を含む): 32824800

約数和(自身を除く): 11899449

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 45589, 136767, 410301, 775013, 1230903, 2325039, 6975117, 20925351]

約数ペア:

[(1, 20925351), (3, 6975117), (9, 2325039), (17, 1230903), (27, 775013), (51, 410301), (153, 136767), (459, 45589)]