21271130

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21929}}^1$

素因数の和:22033

約数の個数: 16

約数和(自身を含む): 38684520

約数和(自身を除く): 17413390

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 21929, 43858, 109645, 219290, 2127113, 4254226, 10635565, 21271130]

約数ペア:

[(1, 21271130), (2, 10635565), (5, 4254226), (10, 2127113), (97, 219290), (194, 109645), (485, 43858), (970, 21929)]