21787364

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{233}}^1\times {\mathrm{241}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 38846808

約数和(自身を除く): 17059444

約数列:

[1, 2, 4, 97, 194, 233, 241, 388, 466, 482, 932, 964, 22601, 23377, 45202, 46754, 56153, 90404, 93508, 112306, 224612, 5446841, 10893682, 21787364]

約数ペア:

[(1, 21787364), (2, 10893682), (4, 5446841), (97, 224612), (194, 112306), (233, 93508), (241, 90404), (388, 56153), (466, 46754), (482, 45202), (932, 23377), (964, 22601)]