21489372

素因数分解:

$2^2\times 3^2\times {\mathrm{596927}}^1$

素因数の和:596937

約数の個数: 18

約数和(自身を含む): 54320448

約数和(自身を除く): 32831076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 596927, 1193854, 1790781, 2387708, 3581562, 5372343, 7163124, 10744686, 21489372]

約数ペア:

[(1, 21489372), (2, 10744686), (3, 7163124), (4, 5372343), (6, 3581562), (9, 2387708), (12, 1790781), (18, 1193854), (36, 596927)]