2021990210

素因数分解:

$2^1\times 5^1\times {\mathrm{773}}^1\times {\mathrm{261577}}^1$

素因数の和:262357

約数の個数: 16

約数和(自身を含む): 3644304696

約数和(自身を除く): 1622314486

約数列:

[1, 2, 5, 10, 773, 1546, 3865, 7730, 261577, 523154, 1307885, 2615770, 202199021, 404398042, 1010995105, 2021990210]

約数ペア:

[(1, 2021990210), (2, 1010995105), (5, 404398042), (10, 202199021), (773, 2615770), (1546, 1307885), (3865, 523154), (7730, 261577)]