21190800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17659}}^1$

素因数の和:17680

約数の個数: 60

約数和(自身を含む): 67885040

約数和(自身を除く): 46694240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 17659, 35318, 52977, 70636, 88295, 105954, 141272, 176590, 211908, 264885, 282544, 353180, 423816, 441475, 529770, 706360, 847632, 882950, 1059540, 1324425, 1412720, 1765900, 2119080, 2648850, 3531800, 4238160, 5297700, 7063600, 10595400, 21190800]

約数ペア:

[(1, 21190800), (2, 10595400), (3, 7063600), (4, 5297700), (5, 4238160), (6, 3531800), (8, 2648850), (10, 2119080), (12, 1765900), (15, 1412720), (16, 1324425), (20, 1059540), (24, 882950), (25, 847632), (30, 706360), (40, 529770), (48, 441475), (50, 423816), (60, 353180), (75, 282544), (80, 264885), (100, 211908), (120, 176590), (150, 141272), (200, 105954), (240, 88295), (300, 70636), (400, 52977), (600, 35318), (1200, 17659)]