21921048

素因数分解:

$2^3\times 3^2\times {\mathrm{304459}}^1$

素因数の和:304471

約数の個数: 24

約数和(自身を含む): 59369700

約数和(自身を除く): 37448652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 304459, 608918, 913377, 1217836, 1826754, 2435672, 2740131, 3653508, 5480262, 7307016, 10960524, 21921048]

約数ペア:

[(1, 21921048), (2, 10960524), (3, 7307016), (4, 5480262), (6, 3653508), (8, 2740131), (9, 2435672), (12, 1826754), (18, 1217836), (24, 913377), (36, 608918), (72, 304459)]