21336530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{125509}}^1$

素因数の和:125533

約数の個数: 16

約数和(自身を含む): 40665240

約数和(自身を除く): 19328710

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 125509, 251018, 627545, 1255090, 2133653, 4267306, 10668265, 21336530]

約数ペア:

[(1, 21336530), (2, 10668265), (5, 4267306), (10, 2133653), (17, 1255090), (34, 627545), (85, 251018), (170, 125509)]