21504850

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{9151}}^1$

素因数の和:9210

約数の個数: 24

約数和(自身を含む): 40854528

約数和(自身を除く): 19349678

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 470, 1175, 2350, 9151, 18302, 45755, 91510, 228775, 430097, 457550, 860194, 2150485, 4300970, 10752425, 21504850]

約数ペア:

[(1, 21504850), (2, 10752425), (5, 4300970), (10, 2150485), (25, 860194), (47, 457550), (50, 430097), (94, 228775), (235, 91510), (470, 45755), (1175, 18302), (2350, 9151)]