21103304

素因数分解:

$2^3\times {\mathrm{1531}}^1\times {\mathrm{1723}}^1$

素因数の和:3260

約数の個数: 16

約数和(自身を含む): 39617520

約数和(自身を除く): 18514216

約数列:

[1, 2, 4, 8, 1531, 1723, 3062, 3446, 6124, 6892, 12248, 13784, 2637913, 5275826, 10551652, 21103304]

約数ペア:

[(1, 21103304), (2, 10551652), (4, 5275826), (8, 2637913), (1531, 13784), (1723, 12248), (3062, 6892), (3446, 6124)]