21449733

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{9781}}^1$

素因数の和:9844

約数の個数: 16

約数和(自身を含む): 30989376

約数和(自身を除く): 9539643

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 9781, 29343, 166277, 420583, 498831, 1261749, 7149911, 21449733]

約数ペア:

[(1, 21449733), (3, 7149911), (17, 1261749), (43, 498831), (51, 420583), (129, 166277), (731, 29343), (2193, 9781)]