21391162

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{2371}}^1$

素因数の和:2733

約数の個数: 16

約数和(自身を含む): 34669152

約数和(自身を除く): 13277990

約数列:

[1, 2, 13, 26, 347, 694, 2371, 4511, 4742, 9022, 30823, 61646, 822737, 1645474, 10695581, 21391162]

約数ペア:

[(1, 21391162), (2, 10695581), (13, 1645474), (26, 822737), (347, 61646), (694, 30823), (2371, 9022), (4511, 4742)]