20921334714

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{860323}}^1$

素因数の和:860531

約数の個数: 48

約数和(自身を含む): 52073691072

約数和(自身を除く): 31152356358

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 193, 386, 579, 1158, 1351, 1737, 2702, 3474, 4053, 8106, 12159, 24318, 860323, 1720646, 2580969, 5161938, 6022261, 7742907, 12044522, 15485814, 18066783, 36133566, 54200349, 108400698, 166042339, 332084678, 498127017, 996254034, 1162296373, 1494381051, 2324592746, 2988762102, 3486889119, 6973778238, 10460667357, 20921334714]

約数ペア:

[(1, 20921334714), (2, 10460667357), (3, 6973778238), (6, 3486889119), (7, 2988762102), (9, 2324592746), (14, 1494381051), (18, 1162296373), (21, 996254034), (42, 498127017), (63, 332084678), (126, 166042339), (193, 108400698), (386, 54200349), (579, 36133566), (1158, 18066783), (1351, 15485814), (1737, 12044522), (2702, 7742907), (3474, 6022261), (4053, 5161938), (8106, 2580969), (12159, 1720646), (24318, 860323)]