21283452

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{4583}}^1$

素因数の和:4639

約数の個数: 48

約数和(自身を含む): 56474880

約数和(自身を除く): 35191428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 172, 258, 387, 516, 774, 1161, 1548, 2322, 4583, 4644, 9166, 13749, 18332, 27498, 41247, 54996, 82494, 123741, 164988, 197069, 247482, 394138, 494964, 591207, 788276, 1182414, 1773621, 2364828, 3547242, 5320863, 7094484, 10641726, 21283452]

約数ペア:

[(1, 21283452), (2, 10641726), (3, 7094484), (4, 5320863), (6, 3547242), (9, 2364828), (12, 1773621), (18, 1182414), (27, 788276), (36, 591207), (43, 494964), (54, 394138), (86, 247482), (108, 197069), (129, 164988), (172, 123741), (258, 82494), (387, 54996), (516, 41247), (774, 27498), (1161, 18332), (1548, 13749), (2322, 9166), (4583, 4644)]