21861134

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{881}}^1$

素因数の和:1555

約数の個数: 16

約数和(自身を含む): 34609680

約数和(自身を除く): 12748546

約数列:

[1, 2, 19, 38, 653, 881, 1306, 1762, 12407, 16739, 24814, 33478, 575293, 1150586, 10930567, 21861134]

約数ペア:

[(1, 21861134), (2, 10930567), (19, 1150586), (38, 575293), (653, 33478), (881, 24814), (1306, 16739), (1762, 12407)]