21432141

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{16889}}^1$

素因数の和:16945

約数の個数: 16

約数和(自身を含む): 32428800

約数和(自身を除く): 10996659

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 16889, 50667, 152001, 456003, 793783, 2381349, 7144047, 21432141]

約数ペア:

[(1, 21432141), (3, 7144047), (9, 2381349), (27, 793783), (47, 456003), (141, 152001), (423, 50667), (1269, 16889)]