21413800

素因数分解:

$2^3\times 5^2\times {\mathrm{107069}}^1$

素因数の和:107085

約数の個数: 24

約数和(自身を含む): 49787550

約数和(自身を除く): 28373750

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 107069, 214138, 428276, 535345, 856552, 1070690, 2141380, 2676725, 4282760, 5353450, 10706900, 21413800]

約数ペア:

[(1, 21413800), (2, 10706900), (4, 5353450), (5, 4282760), (8, 2676725), (10, 2141380), (20, 1070690), (25, 856552), (40, 535345), (50, 428276), (100, 214138), (200, 107069)]