21024496

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{8819}}^1$

素因数の和:8976

約数の個数: 20

約数和(自身を含む): 41013000

約数和(自身を除く): 19988504

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 8819, 17638, 35276, 70552, 141104, 1314031, 2628062, 5256124, 10512248, 21024496]

約数ペア:

[(1, 21024496), (2, 10512248), (4, 5256124), (8, 2628062), (16, 1314031), (149, 141104), (298, 70552), (596, 35276), (1192, 17638), (2384, 8819)]