21684924

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{20771}}^1$

素因数の和:20810

約数の個数: 36

約数和(自身を含む): 56707560

約数和(自身を除く): 35022636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 20771, 41542, 62313, 83084, 124626, 186939, 249252, 373878, 602359, 747756, 1204718, 1807077, 2409436, 3614154, 5421231, 7228308, 10842462, 21684924]

約数ペア:

[(1, 21684924), (2, 10842462), (3, 7228308), (4, 5421231), (6, 3614154), (9, 2409436), (12, 1807077), (18, 1204718), (29, 747756), (36, 602359), (58, 373878), (87, 249252), (116, 186939), (174, 124626), (261, 83084), (348, 62313), (522, 41542), (1044, 20771)]