210438081

素因数分解:

$3^4\times 7^1\times {\mathrm{371143}}^1$

素因数の和:371162

約数の個数: 20

約数和(自身を含む): 359267392

約数和(自身を除く): 148829311

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 371143, 1113429, 2598001, 3340287, 7794003, 10020861, 23382009, 30062583, 70146027, 210438081]

約数ペア:

[(1, 210438081), (3, 70146027), (7, 30062583), (9, 23382009), (21, 10020861), (27, 7794003), (63, 3340287), (81, 2598001), (189, 1113429), (567, 371143)]