21000884790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700029493}}^1$

素因数の和:700029503

約数の個数: 16

約数和(自身を含む): 50402123568

約数和(自身を除く): 29401238778

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700029493, 1400058986, 2100088479, 3500147465, 4200176958, 7000294930, 10500442395, 21000884790]

約数ペア:

[(1, 21000884790), (2, 10500442395), (3, 7000294930), (5, 4200176958), (6, 3500147465), (10, 2100088479), (15, 1400058986), (30, 700029493)]