21578082

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{25873}}^1$

素因数の和:26017

約数の個数: 16

約数和(自身を含む): 43468320

約数和(自身を除く): 21890238

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 25873, 51746, 77619, 155238, 3596347, 7192694, 10789041, 21578082]

約数ペア:

[(1, 21578082), (2, 10789041), (3, 7192694), (6, 3596347), (139, 155238), (278, 77619), (417, 51746), (834, 25873)]