2021084872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1\times {\mathrm{383}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 4043520000

約数和(自身を除く): 2022435128

約数列:

[1, 2, 4, 8, 19, 38, 76, 149, 152, 233, 298, 383, 466, 596, 766, 932, 1192, 1532, 1864, 2831, 3064, 4427, 5662, 7277, 8854, 11324, 14554, 17708, 22648, 29108, 34717, 35416, 57067, 58216, 69434, 89239, 114134, 138868, 178478, 228268, 277736, 356956, 456536, 659623, 713912, 1084273, 1319246, 1695541, 2168546, 2638492, 3391082, 4337092, 5276984, 6782164, 8674184, 13296611, 13564328, 26593222, 53186444, 106372888, 252635609, 505271218, 1010542436, 2021084872]

約数ペア:

[(1, 2021084872), (2, 1010542436), (4, 505271218), (8, 252635609), (19, 106372888), (38, 53186444), (76, 26593222), (149, 13564328), (152, 13296611), (233, 8674184), (298, 6782164), (383, 5276984), (466, 4337092), (596, 3391082), (766, 2638492), (932, 2168546), (1192, 1695541), (1532, 1319246), (1864, 1084273), (2831, 713912), (3064, 659623), (4427, 456536), (5662, 356956), (7277, 277736), (8854, 228268), (11324, 178478), (14554, 138868), (17708, 114134), (22648, 89239), (29108, 69434), (34717, 58216), (35416, 57067)]