21424088

素因数分解:

$2^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2003}}^1$

素因数の和:2207

約数の個数: 32

約数和(自身を含む): 46172160

約数和(自身を除く): 24748072

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 191, 382, 764, 1337, 1528, 2003, 2674, 4006, 5348, 8012, 10696, 14021, 16024, 28042, 56084, 112168, 382573, 765146, 1530292, 2678011, 3060584, 5356022, 10712044, 21424088]

約数ペア:

[(1, 21424088), (2, 10712044), (4, 5356022), (7, 3060584), (8, 2678011), (14, 1530292), (28, 765146), (56, 382573), (191, 112168), (382, 56084), (764, 28042), (1337, 16024), (1528, 14021), (2003, 10696), (2674, 8012), (4006, 5348)]