21995852185

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1318301}}^1$

素因数の和:1318424

約数の個数: 16

約数和(自身を含む): 27336310272

約数和(自身を除く): 5340458087

約数列:

[1, 5, 47, 71, 235, 355, 3337, 16685, 1318301, 6591505, 61960147, 93599371, 309800735, 467996855, 4399170437, 21995852185]

約数ペア:

[(1, 21995852185), (5, 4399170437), (47, 467996855), (71, 309800735), (235, 93599371), (355, 61960147), (3337, 6591505), (16685, 1318301)]