21961534

素因数分解:

$2^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{4139}}^1$

素因数の和:4527

約数の個数: 16

約数和(自身を含む): 37756800

約数和(自身を除く): 15795266

約数列:

[1, 2, 7, 14, 379, 758, 2653, 4139, 5306, 8278, 28973, 57946, 1568681, 3137362, 10980767, 21961534]

約数ペア:

[(1, 21961534), (2, 10980767), (7, 3137362), (14, 1568681), (379, 57946), (758, 28973), (2653, 8278), (4139, 5306)]