21463115

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1$

素因数の和:962

約数の個数: 16

約数和(自身を含む): 26503680

約数和(自身を除く): 5040565

約数列:

[1, 5, 67, 79, 335, 395, 811, 4055, 5293, 26465, 54337, 64069, 271685, 320345, 4292623, 21463115]

約数ペア:

[(1, 21463115), (5, 4292623), (67, 320345), (79, 271685), (335, 64069), (395, 54337), (811, 26465), (4055, 5293)]