21167019962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{68729}}^1\times {\mathrm{13999}}^1$

素因数の和:82741

約数の個数: 16

約数和(自身を含む): 34639920000

約数和(自身を除く): 13472900038

約数列:

[1, 2, 11, 22, 13999, 27998, 68729, 137458, 153989, 307978, 756019, 1512038, 962137271, 1924274542, 10583509981, 21167019962]

約数ペア:

[(1, 21167019962), (2, 10583509981), (11, 1924274542), (22, 962137271), (13999, 1512038), (27998, 756019), (68729, 307978), (137458, 153989)]