211580210

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{492047}}^1$

素因数の和:492097

約数の個数: 16

約数和(自身を含む): 389702016

約数和(自身を除く): 178121806

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 492047, 984094, 2460235, 4920470, 21158021, 42316042, 105790105, 211580210]

約数ペア:

[(1, 211580210), (2, 105790105), (5, 42316042), (10, 21158021), (43, 4920470), (86, 2460235), (215, 984094), (430, 492047)]