21825482

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{421}}^1$

素因数の和:483

約数の個数: 36

約数和(自身を含む): 39905586

約数和(自身を除く): 18080104

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 421, 529, 842, 1058, 1127, 2254, 2947, 3703, 5894, 7406, 9683, 19366, 20629, 25921, 41258, 51842, 67781, 135562, 222709, 445418, 474467, 948934, 1558963, 3117926, 10912741, 21825482]

約数ペア:

[(1, 21825482), (2, 10912741), (7, 3117926), (14, 1558963), (23, 948934), (46, 474467), (49, 445418), (98, 222709), (161, 135562), (322, 67781), (421, 51842), (529, 41258), (842, 25921), (1058, 20629), (1127, 19366), (2254, 9683), (2947, 7406), (3703, 5894)]