21040222

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{14591}}^1$

素因数の和:14703

約数の個数: 16

約数和(自身を含む): 36421632

約数和(自身を除く): 15381410

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 14591, 29182, 102137, 204274, 1502873, 3005746, 10520111, 21040222]

約数ペア:

[(1, 21040222), (2, 10520111), (7, 3005746), (14, 1502873), (103, 204274), (206, 102137), (721, 29182), (1442, 14591)]