21642038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{1559}}^1$

素因数の和:2203

約数の個数: 16

約数和(自身を含む): 35493120

約数和(自身を除く): 13851082

約数列:

[1, 2, 11, 22, 631, 1262, 1559, 3118, 6941, 13882, 17149, 34298, 983729, 1967458, 10821019, 21642038]

約数ペア:

[(1, 21642038), (2, 10821019), (11, 1967458), (22, 983729), (631, 34298), (1262, 17149), (1559, 13882), (3118, 6941)]