21304908

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20407}}^1$

素因数の和:20446

約数の個数: 36

約数和(自身を含む): 55713840

約数和(自身を除く): 34408932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20407, 40814, 61221, 81628, 122442, 183663, 244884, 367326, 591803, 734652, 1183606, 1775409, 2367212, 3550818, 5326227, 7101636, 10652454, 21304908]

約数ペア:

[(1, 21304908), (2, 10652454), (3, 7101636), (4, 5326227), (6, 3550818), (9, 2367212), (12, 1775409), (18, 1183606), (29, 734652), (36, 591803), (58, 367326), (87, 244884), (116, 183663), (174, 122442), (261, 81628), (348, 61221), (522, 40814), (1044, 20407)]