21385950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{142573}}^1$

素因数の和:142588

約数の個数: 24

約数和(自身を含む): 53037528

約数和(自身を除く): 31651578

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 142573, 285146, 427719, 712865, 855438, 1425730, 2138595, 3564325, 4277190, 7128650, 10692975, 21385950]

約数ペア:

[(1, 21385950), (2, 10692975), (3, 7128650), (5, 4277190), (6, 3564325), (10, 2138595), (15, 1425730), (25, 855438), (30, 712865), (50, 427719), (75, 285146), (150, 142573)]