21136572

素因数分解:

$2^2\times 3^3\times {\mathrm{195709}}^1$

素因数の和:195722

約数の個数: 24

約数和(自身を含む): 54798800

約数和(自身を除く): 33662228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 195709, 391418, 587127, 782836, 1174254, 1761381, 2348508, 3522762, 5284143, 7045524, 10568286, 21136572]

約数ペア:

[(1, 21136572), (2, 10568286), (3, 7045524), (4, 5284143), (6, 3522762), (9, 2348508), (12, 1761381), (18, 1174254), (27, 782836), (36, 587127), (54, 391418), (108, 195709)]