21022736

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8161}}^1$

素因数の和:8199

約数の個数: 40

約数和(自身を含む): 48580224

約数和(自身を除く): 27557488

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 8161, 16322, 32644, 57127, 65288, 114254, 130576, 187703, 228508, 375406, 457016, 750812, 914032, 1313921, 1501624, 2627842, 3003248, 5255684, 10511368, 21022736]

約数ペア:

[(1, 21022736), (2, 10511368), (4, 5255684), (7, 3003248), (8, 2627842), (14, 1501624), (16, 1313921), (23, 914032), (28, 750812), (46, 457016), (56, 375406), (92, 228508), (112, 187703), (161, 130576), (184, 114254), (322, 65288), (368, 57127), (644, 32644), (1288, 16322), (2576, 8161)]