21216102

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{208001}}^1$

素因数の和:208023

約数の個数: 16

約数和(自身を含む): 44928432

約数和(自身を除く): 23712330

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 208001, 416002, 624003, 1248006, 3536017, 7072034, 10608051, 21216102]

約数ペア:

[(1, 21216102), (2, 10608051), (3, 7072034), (6, 3536017), (17, 1248006), (34, 624003), (51, 416002), (102, 208001)]