21733947

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{7523}}^1$

素因数の和:7639

約数の個数: 16

約数和(自身を含む): 32503680

約数和(自身を除く): 10769733

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 7523, 22569, 67707, 203121, 804961, 2414883, 7244649, 21733947]

約数ペア:

[(1, 21733947), (3, 7244649), (9, 2414883), (27, 804961), (107, 203121), (321, 67707), (963, 22569), (2889, 7523)]