21000894990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700029833}}^1$

素因数の和:700029843

約数の個数: 16

約数和(自身を含む): 50402148048

約数和(自身を除く): 29401253058

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700029833, 1400059666, 2100089499, 3500149165, 4200178998, 7000298330, 10500447495, 21000894990]

約数ペア:

[(1, 21000894990), (2, 10500447495), (3, 7000298330), (5, 4200178998), (6, 3500149165), (10, 2100089499), (15, 1400059666), (30, 700029833)]