21692264

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4651}}^1$

素因数の和:4721

約数の個数: 32

約数和(自身を含む): 45217440

約数和(自身を除く): 23525176

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 4651, 4664, 9302, 18604, 37208, 51161, 102322, 204644, 246503, 409288, 493006, 986012, 1972024, 2711533, 5423066, 10846132, 21692264]

約数ペア:

[(1, 21692264), (2, 10846132), (4, 5423066), (8, 2711533), (11, 1972024), (22, 986012), (44, 493006), (53, 409288), (88, 246503), (106, 204644), (212, 102322), (424, 51161), (583, 37208), (1166, 18604), (2332, 9302), (4651, 4664)]