21786436

素因数分解:

$2^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{2053}}^1$

素因数の和:2443

約数の個数: 24

約数和(自身を含む): 43709120

約数和(自身を除く): 21922684

約数列:

[1, 2, 4, 7, 14, 28, 379, 758, 1516, 2053, 2653, 4106, 5306, 8212, 10612, 14371, 28742, 57484, 778087, 1556174, 3112348, 5446609, 10893218, 21786436]

約数ペア:

[(1, 21786436), (2, 10893218), (4, 5446609), (7, 3112348), (14, 1556174), (28, 778087), (379, 57484), (758, 28742), (1516, 14371), (2053, 10612), (2653, 8212), (4106, 5306)]