21424184

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{72379}}^1$

素因数の和:72422

約数の個数: 16

約数和(自身を含む): 41256600

約数和(自身を除く): 19832416

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 72379, 144758, 289516, 579032, 2678023, 5356046, 10712092, 21424184]

約数ペア:

[(1, 21424184), (2, 10712092), (4, 5356046), (8, 2678023), (37, 579032), (74, 289516), (148, 144758), (296, 72379)]