21449577

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{431}}^1$

素因数の和:800

約数の個数: 16

約数和(自身を含む): 29299968

約数和(自身を除く): 7850391

約数列:

[1, 3, 53, 159, 313, 431, 939, 1293, 16589, 22843, 49767, 68529, 134903, 404709, 7149859, 21449577]

約数ペア:

[(1, 21449577), (3, 7149859), (53, 404709), (159, 134903), (313, 68529), (431, 49767), (939, 22843), (1293, 16589)]