21000686712

素因数分解:

$2^3\times 3^1\times {\mathrm{875028613}}^1$

素因数の和:875028622

約数の個数: 16

約数和(自身を含む): 52501716840

約数和(自身を除く): 31501030128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 875028613, 1750057226, 2625085839, 3500114452, 5250171678, 7000228904, 10500343356, 21000686712]

約数ペア:

[(1, 21000686712), (2, 10500343356), (3, 7000228904), (4, 5250171678), (6, 3500114452), (8, 2625085839), (12, 1750057226), (24, 875028613)]