21524254

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{809}}^1$

素因数の和:1115

約数の個数: 16

約数和(自身を含む): 33067440

約数和(自身を除く): 11543186

約数列:

[1, 2, 53, 106, 251, 502, 809, 1618, 13303, 26606, 42877, 85754, 203059, 406118, 10762127, 21524254]

約数ペア:

[(1, 21524254), (2, 10762127), (53, 406118), (106, 203059), (251, 85754), (502, 42877), (809, 26606), (1618, 13303)]