21895182

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{877}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 50678160

約数和(自身を除く): 28782978

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 438, 657, 877, 1314, 1387, 1754, 2631, 2774, 4161, 5262, 7893, 8322, 12483, 15786, 16663, 24966, 33326, 49989, 64021, 99978, 128042, 149967, 192063, 299934, 384126, 576189, 1152378, 1216399, 2432798, 3649197, 7298394, 10947591, 21895182]

約数ペア:

[(1, 21895182), (2, 10947591), (3, 7298394), (6, 3649197), (9, 2432798), (18, 1216399), (19, 1152378), (38, 576189), (57, 384126), (73, 299934), (114, 192063), (146, 149967), (171, 128042), (219, 99978), (342, 64021), (438, 49989), (657, 33326), (877, 24966), (1314, 16663), (1387, 15786), (1754, 12483), (2631, 8322), (2774, 7893), (4161, 5262)]