21192783170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163021409}}^1$

素因数の和:163021429

約数の個数: 16

約数和(自身を含む): 41081395320

約数和(自身を除く): 19888612150

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163021409, 326042818, 815107045, 1630214090, 2119278317, 4238556634, 10596391585, 21192783170]

約数ペア:

[(1, 21192783170), (2, 10596391585), (5, 4238556634), (10, 2119278317), (13, 1630214090), (26, 815107045), (65, 326042818), (130, 163021409)]