21351768

素因数分解:

$2^3\times 3^1\times {\mathrm{889657}}^1$

素因数の和:889666

約数の個数: 16

約数和(自身を含む): 53379480

約数和(自身を除く): 32027712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 889657, 1779314, 2668971, 3558628, 5337942, 7117256, 10675884, 21351768]

約数ペア:

[(1, 21351768), (2, 10675884), (3, 7117256), (4, 5337942), (6, 3558628), (8, 2668971), (12, 1779314), (24, 889657)]