21518134

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{3719}}^1$

素因数の和:3995

約数の個数: 16

約数和(自身を含む): 35354880

約数和(自身を除く): 13836746

約数列:

[1, 2, 11, 22, 263, 526, 2893, 3719, 5786, 7438, 40909, 81818, 978097, 1956194, 10759067, 21518134]

約数ペア:

[(1, 21518134), (2, 10759067), (11, 1956194), (22, 978097), (263, 81818), (526, 40909), (2893, 7438), (3719, 5786)]