21000481254

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{13410269}}^1$

素因数の和:13410309

約数の個数: 32

約数和(自身を含む): 48276972000

約数和(自身を除く): 27276490746

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 13410269, 26820538, 40230807, 80461614, 120692421, 241384842, 362077263, 388897801, 724154526, 777795602, 1166693403, 2333386806, 3500080209, 7000160418, 10500240627, 21000481254]

約数ペア:

[(1, 21000481254), (2, 10500240627), (3, 7000160418), (6, 3500080209), (9, 2333386806), (18, 1166693403), (27, 777795602), (29, 724154526), (54, 388897801), (58, 362077263), (87, 241384842), (174, 120692421), (261, 80461614), (522, 40230807), (783, 26820538), (1566, 13410269)]