21000968970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700032299}}^1$

素因数の和:700032309

約数の個数: 16

約数和(自身を含む): 50402325600

約数和(自身を除く): 29401356630

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700032299, 1400064598, 2100096897, 3500161495, 4200193794, 7000322990, 10500484485, 21000968970]

約数ペア:

[(1, 21000968970), (2, 10500484485), (3, 7000322990), (5, 4200193794), (6, 3500161495), (10, 2100096897), (15, 1400064598), (30, 700032299)]