21718965178

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3730499}}^1$

素因数の和:3730613

約数の個数: 16

約数和(自身を含む): 33843096000

約数和(自身を除く): 12124130822

約数列:

[1, 2, 41, 71, 82, 142, 2911, 5822, 3730499, 7460998, 152950459, 264865429, 305900918, 529730858, 10859482589, 21718965178]

約数ペア:

[(1, 21718965178), (2, 10859482589), (41, 529730858), (71, 305900918), (82, 264865429), (142, 152950459), (2911, 7460998), (5822, 3730499)]