21165732

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{27997}}^1$

素因数の和:28017

約数の個数: 48

約数和(自身を含む): 62715520

約数和(自身を除く): 41549788

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 27997, 55994, 83991, 111988, 167982, 195979, 251973, 335964, 391958, 503946, 587937, 755919, 783916, 1007892, 1175874, 1511838, 1763811, 2351748, 3023676, 3527622, 5291433, 7055244, 10582866, 21165732]

約数ペア:

[(1, 21165732), (2, 10582866), (3, 7055244), (4, 5291433), (6, 3527622), (7, 3023676), (9, 2351748), (12, 1763811), (14, 1511838), (18, 1175874), (21, 1007892), (27, 783916), (28, 755919), (36, 587937), (42, 503946), (54, 391958), (63, 335964), (84, 251973), (108, 195979), (126, 167982), (189, 111988), (252, 83991), (378, 55994), (756, 27997)]