21591864

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{42841}}^1$

素因数の和:42860

約数の個数: 48

約数和(自身を含む): 66833520

約数和(自身を除く): 45241656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 42841, 85682, 128523, 171364, 257046, 299887, 342728, 385569, 514092, 599774, 771138, 899661, 1028184, 1199548, 1542276, 1799322, 2399096, 2698983, 3084552, 3598644, 5397966, 7197288, 10795932, 21591864]

約数ペア:

[(1, 21591864), (2, 10795932), (3, 7197288), (4, 5397966), (6, 3598644), (7, 3084552), (8, 2698983), (9, 2399096), (12, 1799322), (14, 1542276), (18, 1199548), (21, 1028184), (24, 899661), (28, 771138), (36, 599774), (42, 514092), (56, 385569), (63, 342728), (72, 299887), (84, 257046), (126, 171364), (168, 128523), (252, 85682), (504, 42841)]