21844155

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19949}}^1$

素因数の和:20030

約数の個数: 16

約数和(自身を含む): 35431200

約数和(自身を除く): 13587045

約数列:

[1, 3, 5, 15, 73, 219, 365, 1095, 19949, 59847, 99745, 299235, 1456277, 4368831, 7281385, 21844155]

約数ペア:

[(1, 21844155), (3, 7281385), (5, 4368831), (15, 1456277), (73, 299235), (219, 99745), (365, 59847), (1095, 19949)]