21031194

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{49369}}^1$

素因数の和:49445

約数の個数: 16

約数和(自身を含む): 42655680

約数和(自身を除く): 21624486

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 49369, 98738, 148107, 296214, 3505199, 7010398, 10515597, 21031194]

約数ペア:

[(1, 21031194), (2, 10515597), (3, 7010398), (6, 3505199), (71, 296214), (142, 148107), (213, 98738), (426, 49369)]