21238179

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{2417}}^1$

素因数の和:2550

約数の個数: 16

約数和(自身を含む): 29596320

約数和(自身を除く): 8358141

約数列:

[1, 3, 29, 87, 101, 303, 2417, 2929, 7251, 8787, 70093, 210279, 244117, 732351, 7079393, 21238179]

約数ペア:

[(1, 21238179), (3, 7079393), (29, 732351), (87, 244117), (101, 210279), (303, 70093), (2417, 8787), (2929, 7251)]