2021899887

素因数分解:

$3^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{16433}}^1$

素因数の和:16490

約数の個数: 60

約数和(自身を含む): 3627049536

約数和(自身を除く): 1605149649

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 81, 93, 147, 189, 217, 279, 441, 567, 651, 837, 1323, 1519, 1953, 2511, 3969, 4557, 5859, 13671, 16433, 17577, 41013, 49299, 115031, 123039, 147897, 345093, 443691, 509423, 805217, 1035279, 1331073, 1528269, 2415651, 3105837, 3565961, 4584807, 7246953, 9317511, 10697883, 13754421, 21740859, 24961727, 32093649, 41263263, 65222577, 74885181, 96280947, 224655543, 288842841, 673966629, 2021899887]

約数ペア:

[(1, 2021899887), (3, 673966629), (7, 288842841), (9, 224655543), (21, 96280947), (27, 74885181), (31, 65222577), (49, 41263263), (63, 32093649), (81, 24961727), (93, 21740859), (147, 13754421), (189, 10697883), (217, 9317511), (279, 7246953), (441, 4584807), (567, 3565961), (651, 3105837), (837, 2415651), (1323, 1528269), (1519, 1331073), (1953, 1035279), (2511, 805217), (3969, 509423), (4557, 443691), (5859, 345093), (13671, 147897), (16433, 123039), (17577, 115031), (41013, 49299)]