21559006

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53101}}^1$

素因数の和:53139

約数の個数: 16

約数和(自身を含む): 38233440

約数和(自身を除く): 16674434

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 53101, 106202, 371707, 743414, 1539929, 3079858, 10779503, 21559006]

約数ペア:

[(1, 21559006), (2, 10779503), (7, 3079858), (14, 1539929), (29, 743414), (58, 371707), (203, 106202), (406, 53101)]