21330186836

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{99881}}^1$

素因数の和:100184

約数の個数: 48

約数和(自身を含む): 44299664640

約数和(自身を除く): 22969477804

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 263, 406, 526, 812, 1052, 1841, 3682, 7364, 7627, 15254, 30508, 53389, 99881, 106778, 199762, 213556, 399524, 699167, 1398334, 2796668, 2896549, 5793098, 11586196, 20275843, 26268703, 40551686, 52537406, 81103372, 105074812, 183880921, 367761842, 735523684, 761792387, 1523584774, 3047169548, 5332546709, 10665093418, 21330186836]

約数ペア:

[(1, 21330186836), (2, 10665093418), (4, 5332546709), (7, 3047169548), (14, 1523584774), (28, 761792387), (29, 735523684), (58, 367761842), (116, 183880921), (203, 105074812), (263, 81103372), (406, 52537406), (526, 40551686), (812, 26268703), (1052, 20275843), (1841, 11586196), (3682, 5793098), (7364, 2896549), (7627, 2796668), (15254, 1398334), (30508, 699167), (53389, 399524), (99881, 213556), (106778, 199762)]