20211044

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9137}}^1$

素因数の和:9227

約数の個数: 24

約数和(自身を含む): 40938240

約数和(自身を除く): 20727196

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 9137, 18274, 36548, 63959, 127918, 255836, 721823, 1443646, 2887292, 5052761, 10105522, 20211044]

約数ペア:

[(1, 20211044), (2, 10105522), (4, 5052761), (7, 2887292), (14, 1443646), (28, 721823), (79, 255836), (158, 127918), (316, 63959), (553, 36548), (1106, 18274), (2212, 9137)]