21814496

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2137}}^1$

素因数の和:2187

約数の個数: 48

約数和(自身を含む): 48489840

約数和(自身を除く): 26675344

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 88, 116, 176, 232, 319, 352, 464, 638, 928, 1276, 2137, 2552, 4274, 5104, 8548, 10208, 17096, 23507, 34192, 47014, 61973, 68384, 94028, 123946, 188056, 247892, 376112, 495784, 681703, 752224, 991568, 1363406, 1983136, 2726812, 5453624, 10907248, 21814496]

約数ペア:

[(1, 21814496), (2, 10907248), (4, 5453624), (8, 2726812), (11, 1983136), (16, 1363406), (22, 991568), (29, 752224), (32, 681703), (44, 495784), (58, 376112), (88, 247892), (116, 188056), (176, 123946), (232, 94028), (319, 68384), (352, 61973), (464, 47014), (638, 34192), (928, 23507), (1276, 17096), (2137, 10208), (2552, 8548), (4274, 5104)]