21643164

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20731}}^1$

素因数の和:20770

約数の個数: 36

約数和(自身を含む): 56598360

約数和(自身を除く): 34955196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20731, 41462, 62193, 82924, 124386, 186579, 248772, 373158, 601199, 746316, 1202398, 1803597, 2404796, 3607194, 5410791, 7214388, 10821582, 21643164]

約数ペア:

[(1, 21643164), (2, 10821582), (3, 7214388), (4, 5410791), (6, 3607194), (9, 2404796), (12, 1803597), (18, 1202398), (29, 746316), (36, 601199), (58, 373158), (87, 248772), (116, 186579), (174, 124386), (261, 82924), (348, 62193), (522, 41462), (1044, 20731)]