21549088

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2111}}^1$

素因数の和:2161

約数の個数: 48

約数和(自身を含む): 47900160

約数和(自身を除く): 26351072

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 88, 116, 176, 232, 319, 352, 464, 638, 928, 1276, 2111, 2552, 4222, 5104, 8444, 10208, 16888, 23221, 33776, 46442, 61219, 67552, 92884, 122438, 185768, 244876, 371536, 489752, 673409, 743072, 979504, 1346818, 1959008, 2693636, 5387272, 10774544, 21549088]

約数ペア:

[(1, 21549088), (2, 10774544), (4, 5387272), (8, 2693636), (11, 1959008), (16, 1346818), (22, 979504), (29, 743072), (32, 673409), (44, 489752), (58, 371536), (88, 244876), (116, 185768), (176, 122438), (232, 92884), (319, 67552), (352, 61219), (464, 46442), (638, 33776), (928, 23221), (1276, 16888), (2111, 10208), (2552, 8444), (4222, 5104)]