21596274

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 60211200

約数和(自身を除く): 38614926

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 31, 38, 42, 54, 57, 62, 63, 93, 97, 114, 126, 133, 171, 186, 189, 194, 217, 266, 279, 291, 342, 378, 399, 434, 513, 558, 582, 589, 651, 679, 798, 837, 873, 1026, 1178, 1197, 1302, 1358, 1674, 1746, 1767, 1843, 1953, 2037, 2394, 2619, 3007, 3534, 3591, 3686, 3906, 4074, 4123, 5238, 5301, 5529, 5859, 6014, 6111, 7182, 8246, 9021, 10602, 11058, 11718, 12222, 12369, 12901, 15903, 16587, 18042, 18333, 21049, 24738, 25802, 27063, 31806, 33174, 36666, 37107, 38703, 42098, 49761, 54126, 57133, 63147, 74214, 77406, 81189, 99522, 111321, 114266, 116109, 126294, 162378, 171399, 189441, 222642, 232218, 342798, 348327, 378882, 399931, 514197, 568323, 696654, 799862, 1028394, 1136646, 1199793, 1542591, 2399586, 3085182, 3599379, 7198758, 10798137, 21596274]

約数ペア:

[(1, 21596274), (2, 10798137), (3, 7198758), (6, 3599379), (7, 3085182), (9, 2399586), (14, 1542591), (18, 1199793), (19, 1136646), (21, 1028394), (27, 799862), (31, 696654), (38, 568323), (42, 514197), (54, 399931), (57, 378882), (62, 348327), (63, 342798), (93, 232218), (97, 222642), (114, 189441), (126, 171399), (133, 162378), (171, 126294), (186, 116109), (189, 114266), (194, 111321), (217, 99522), (266, 81189), (279, 77406), (291, 74214), (342, 63147), (378, 57133), (399, 54126), (434, 49761), (513, 42098), (558, 38703), (582, 37107), (589, 36666), (651, 33174), (679, 31806), (798, 27063), (837, 25802), (873, 24738), (1026, 21049), (1178, 18333), (1197, 18042), (1302, 16587), (1358, 15903), (1674, 12901), (1746, 12369), (1767, 12222), (1843, 11718), (1953, 11058), (2037, 10602), (2394, 9021), (2619, 8246), (3007, 7182), (3534, 6111), (3591, 6014), (3686, 5859), (3906, 5529), (4074, 5301), (4123, 5238)]