21270295735

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{15467}}^1\times {\mathrm{21157}}^1$

素因数の和:36642

約数の個数: 16

約数和(自身を含む): 27490843296

約数和(自身を除く): 6220547561

約数列:

[1, 5, 13, 65, 15467, 21157, 77335, 105785, 201071, 275041, 1005355, 1375205, 327235319, 1636176595, 4254059147, 21270295735]

約数ペア:

[(1, 21270295735), (5, 4254059147), (13, 1636176595), (65, 327235319), (15467, 1375205), (21157, 1005355), (77335, 275041), (105785, 201071)]