21604622

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{1559}}^1$

素因数の和:1628

約数の個数: 24

約数和(自身を含む): 35970480

約数和(自身を除く): 14365858

約数列:

[1, 2, 13, 26, 41, 82, 169, 338, 533, 1066, 1559, 3118, 6929, 13858, 20267, 40534, 63919, 127838, 263471, 526942, 830947, 1661894, 10802311, 21604622]

約数ペア:

[(1, 21604622), (2, 10802311), (13, 1661894), (26, 830947), (41, 526942), (82, 263471), (169, 127838), (338, 63919), (533, 40534), (1066, 20267), (1559, 13858), (3118, 6929)]