21012062

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10433}}^1$

素因数の和:10507

約数の個数: 16

約数和(自身を含む): 33806160

約数和(自身を除く): 12794098

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 10433, 20866, 198227, 396454, 552949, 1105898, 10506031, 21012062]

約数ペア:

[(1, 21012062), (2, 10506031), (19, 1105898), (38, 552949), (53, 396454), (106, 198227), (1007, 20866), (2014, 10433)]