21167674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{1709}}^1$

素因数の和:2285

約数の個数: 16

約数和(自身を含む): 34719840

約数和(自身を除く): 13552166

約数列:

[1, 2, 11, 22, 563, 1126, 1709, 3418, 6193, 12386, 18799, 37598, 962167, 1924334, 10583837, 21167674]

約数ペア:

[(1, 21167674), (2, 10583837), (11, 1924334), (22, 962167), (563, 37598), (1126, 18799), (1709, 12386), (3418, 6193)]