21340368

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{7057}}^1$

素因数の和:7081

約数の個数: 80

約数和(自身を含む): 70015360

約数和(自身を除く): 48674992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 7057, 14114, 21171, 28228, 42342, 49399, 56456, 63513, 84684, 98798, 112912, 127026, 148197, 169368, 190539, 197596, 254052, 296394, 338736, 381078, 395192, 444591, 508104, 592788, 762156, 790384, 889182, 1016208, 1185576, 1333773, 1524312, 1778364, 2371152, 2667546, 3048624, 3556728, 5335092, 7113456, 10670184, 21340368]

約数ペア:

[(1, 21340368), (2, 10670184), (3, 7113456), (4, 5335092), (6, 3556728), (7, 3048624), (8, 2667546), (9, 2371152), (12, 1778364), (14, 1524312), (16, 1333773), (18, 1185576), (21, 1016208), (24, 889182), (27, 790384), (28, 762156), (36, 592788), (42, 508104), (48, 444591), (54, 395192), (56, 381078), (63, 338736), (72, 296394), (84, 254052), (108, 197596), (112, 190539), (126, 169368), (144, 148197), (168, 127026), (189, 112912), (216, 98798), (252, 84684), (336, 63513), (378, 56456), (432, 49399), (504, 42342), (756, 28228), (1008, 21171), (1512, 14114), (3024, 7057)]