16821730

素因数分解:

$2^1\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{1303}}^1$

素因数の和:2601

約数の個数: 16

約数和(自身を含む): 30325824

約数和(自身を除く): 13504094

約数列:

[1, 2, 5, 10, 1291, 1303, 2582, 2606, 6455, 6515, 12910, 13030, 1682173, 3364346, 8410865, 16821730]

約数ペア:

[(1, 16821730), (2, 8410865), (5, 3364346), (10, 1682173), (1291, 13030), (1303, 12910), (2582, 6515), (2606, 6455)]