21352702

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{17137}}^1$

素因数の和:17235

約数の個数: 16

約数和(自身を含む): 37018080

約数和(自身を除く): 15665378

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 17137, 34274, 119959, 239918, 1525193, 3050386, 10676351, 21352702]

約数ペア:

[(1, 21352702), (2, 10676351), (7, 3050386), (14, 1525193), (89, 239918), (178, 119959), (623, 34274), (1246, 17137)]