21094616

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{31769}}^1$

素因数の和:31858

約数の個数: 16

約数和(自身を含む): 40030200

約数和(自身を除く): 18935584

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 31769, 63538, 127076, 254152, 2636827, 5273654, 10547308, 21094616]

約数ペア:

[(1, 21094616), (2, 10547308), (4, 5273654), (8, 2636827), (83, 254152), (166, 127076), (332, 63538), (664, 31769)]