21966027

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 29767200

約数和(自身を除く): 7801173

約数列:

[1, 3, 149, 157, 313, 447, 471, 939, 23393, 46637, 49141, 70179, 139911, 147423, 7322009, 21966027]

約数ペア:

[(1, 21966027), (3, 7322009), (149, 147423), (157, 139911), (313, 70179), (447, 49141), (471, 46637), (939, 23393)]