210321018

素因数分解:

$2^1\times 3^2\times {\mathrm{11684501}}^1$

素因数の和:11684509

約数の個数: 12

約数和(自身を含む): 455695578

約数和(自身を除く): 245374560

約数列:

[1, 2, 3, 6, 9, 18, 11684501, 23369002, 35053503, 70107006, 105160509, 210321018]

約数ペア:

[(1, 210321018), (2, 105160509), (3, 70107006), (6, 35053503), (9, 23369002), (18, 11684501)]