21794872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4673}}^1$

素因数の和:4743

約数の個数: 32

約数和(自身を含む): 45431280

約数和(自身を除く): 23636408

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 4664, 4673, 9346, 18692, 37384, 51403, 102806, 205612, 247669, 411224, 495338, 990676, 1981352, 2724359, 5448718, 10897436, 21794872]

約数ペア:

[(1, 21794872), (2, 10897436), (4, 5448718), (8, 2724359), (11, 1981352), (22, 990676), (44, 495338), (53, 411224), (88, 247669), (106, 205612), (212, 102806), (424, 51403), (583, 37384), (1166, 18692), (2332, 9346), (4664, 4673)]