21825846

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2087}}^1$

素因数の和:2185

約数の個数: 48

約数和(自身を含む): 54722304

約数和(自身を除く): 32896458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 83, 126, 166, 249, 498, 581, 747, 1162, 1494, 1743, 2087, 3486, 4174, 5229, 6261, 10458, 12522, 14609, 18783, 29218, 37566, 43827, 87654, 131481, 173221, 262962, 346442, 519663, 1039326, 1212547, 1558989, 2425094, 3117978, 3637641, 7275282, 10912923, 21825846]

約数ペア:

[(1, 21825846), (2, 10912923), (3, 7275282), (6, 3637641), (7, 3117978), (9, 2425094), (14, 1558989), (18, 1212547), (21, 1039326), (42, 519663), (63, 346442), (83, 262962), (126, 173221), (166, 131481), (249, 87654), (498, 43827), (581, 37566), (747, 29218), (1162, 18783), (1494, 14609), (1743, 12522), (2087, 10458), (3486, 6261), (4174, 5229)]