21853158

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{27803}}^1$

素因数の和:27939

約数の個数: 16

約数和(自身を含む): 44041536

約数和(自身を除く): 22188378

約数列:

[1, 2, 3, 6, 131, 262, 393, 786, 27803, 55606, 83409, 166818, 3642193, 7284386, 10926579, 21853158]

約数ペア:

[(1, 21853158), (2, 10926579), (3, 7284386), (6, 3642193), (131, 166818), (262, 83409), (393, 55606), (786, 27803)]