213301810

素因数分解:

$2^1\times 5^1\times {\mathrm{2521}}^1\times {\mathrm{8461}}^1$

素因数の和:10989

約数の個数: 16

約数和(自身を含む): 384140952

約数和(自身を除く): 170839142

約数列:

[1, 2, 5, 10, 2521, 5042, 8461, 12605, 16922, 25210, 42305, 84610, 21330181, 42660362, 106650905, 213301810]

約数ペア:

[(1, 213301810), (2, 106650905), (5, 42660362), (10, 21330181), (2521, 84610), (5042, 42305), (8461, 25210), (12605, 16922)]