21881256

素因数分解:

$2^3\times 3^1\times {\mathrm{911719}}^1$

素因数の和:911728

約数の個数: 16

約数和(自身を含む): 54703200

約数和(自身を除く): 32821944

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 911719, 1823438, 2735157, 3646876, 5470314, 7293752, 10940628, 21881256]

約数ペア:

[(1, 21881256), (2, 10940628), (3, 7293752), (4, 5470314), (6, 3646876), (8, 2735157), (12, 1823438), (24, 911719)]