21549792

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{20407}}^1$

素因数の和:20431

約数の個数: 48

約数和(自身を含む): 61713792

約数和(自身を除く): 40164000

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 20407, 40814, 61221, 81628, 122442, 163256, 224477, 244884, 326512, 448954, 489768, 653024, 673431, 897908, 979536, 1346862, 1795816, 1959072, 2693724, 3591632, 5387448, 7183264, 10774896, 21549792]

約数ペア:

[(1, 21549792), (2, 10774896), (3, 7183264), (4, 5387448), (6, 3591632), (8, 2693724), (11, 1959072), (12, 1795816), (16, 1346862), (22, 979536), (24, 897908), (32, 673431), (33, 653024), (44, 489768), (48, 448954), (66, 326512), (88, 244884), (96, 224477), (132, 163256), (176, 122442), (264, 81628), (352, 61221), (528, 40814), (1056, 20407)]