21833279

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 25456032

約数和(自身を除く): 3622753

約数列:

[1, 13, 23, 41, 137, 169, 299, 533, 943, 1781, 3151, 3887, 5617, 6929, 12259, 23153, 40963, 73021, 129191, 159367, 532519, 949273, 1679483, 21833279]

約数ペア:

[(1, 21833279), (13, 1679483), (23, 949273), (41, 532519), (137, 159367), (169, 129191), (299, 73021), (533, 40963), (943, 23153), (1781, 12259), (3151, 6929), (3887, 5617)]