21402756

素因数分解:

$2^2\times 3^2\times {\mathrm{594521}}^1$

素因数の和:594531

約数の個数: 18

約数和(自身を含む): 54101502

約数和(自身を除く): 32698746

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 594521, 1189042, 1783563, 2378084, 3567126, 5350689, 7134252, 10701378, 21402756]

約数ペア:

[(1, 21402756), (2, 10701378), (3, 7134252), (4, 5350689), (6, 3567126), (9, 2378084), (12, 1783563), (18, 1189042), (36, 594521)]