21421167295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{9499409}}^1$

素因数の和:9499466

約数の個数: 16

約数和(自身を含む): 28726215840

約数和(自身を除く): 7305048545

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 9499409, 47497045, 104493499, 389475769, 522467495, 1947378845, 4284233459, 21421167295]

約数ペア:

[(1, 21421167295), (5, 4284233459), (11, 1947378845), (41, 522467495), (55, 389475769), (205, 104493499), (451, 47497045), (2255, 9499409)]