21000605382

素因数分解:

$2^1\times 3^2\times {\mathrm{216577}}^1\times {\mathrm{5387}}^1$

素因数の和:221972

約数の個数: 24

約数和(自身を含む): 45509968296

約数和(自身を除く): 24509362914

約数列:

[1, 2, 3, 6, 9, 18, 5387, 10774, 16161, 32322, 48483, 96966, 216577, 433154, 649731, 1299462, 1949193, 3898386, 1166700299, 2333400598, 3500100897, 7000201794, 10500302691, 21000605382]

約数ペア:

[(1, 21000605382), (2, 10500302691), (3, 7000201794), (6, 3500100897), (9, 2333400598), (18, 1166700299), (5387, 3898386), (10774, 1949193), (16161, 1299462), (32322, 649731), (48483, 433154), (96966, 216577)]