21841534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{76369}}^1$

素因数の和:76395

約数の個数: 16

約数和(自身を含む): 38490480

約数和(自身を除く): 16648946

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 76369, 152738, 840059, 992797, 1680118, 1985594, 10920767, 21841534]

約数ペア:

[(1, 21841534), (2, 10920767), (11, 1985594), (13, 1680118), (22, 992797), (26, 840059), (143, 152738), (286, 76369)]