421257670

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{22783}}^1$

素因数の和:22876

約数の個数: 24

約数和(自身を含む): 776342016

約数和(自身を除く): 355084346

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1849, 3698, 9245, 18490, 22783, 45566, 113915, 227830, 979669, 1959338, 4898345, 9796690, 42125767, 84251534, 210628835, 421257670]

約数ペア:

[(1, 421257670), (2, 210628835), (5, 84251534), (10, 42125767), (43, 9796690), (86, 4898345), (215, 1959338), (430, 979669), (1849, 227830), (3698, 113915), (9245, 45566), (18490, 22783)]