21323608

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{65011}}^1$

素因数の和:65058

約数の個数: 16

約数和(自身を含む): 40957560

約数和(自身を除く): 19633952

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 65011, 130022, 260044, 520088, 2665451, 5330902, 10661804, 21323608]

約数ペア:

[(1, 21323608), (2, 10661804), (4, 5330902), (8, 2665451), (41, 520088), (82, 260044), (164, 130022), (328, 65011)]