21893048

素因数分解:

$2^3\times {\mathrm{37}}^2\times {\mathrm{1999}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 42210000

約数和(自身を除く): 20316952

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 1369, 1999, 2738, 3998, 5476, 7996, 10952, 15992, 73963, 147926, 295852, 591704, 2736631, 5473262, 10946524, 21893048]

約数ペア:

[(1, 21893048), (2, 10946524), (4, 5473262), (8, 2736631), (37, 591704), (74, 295852), (148, 147926), (296, 73963), (1369, 15992), (1999, 10952), (2738, 7996), (3998, 5476)]