21294756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{84503}}^1$

素因数の和:84520

約数の個数: 36

約数和(自身を含む): 61518912

約数和(自身を除く): 40224156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 84503, 169006, 253509, 338012, 507018, 591521, 760527, 1014036, 1183042, 1521054, 1774563, 2366084, 3042108, 3549126, 5323689, 7098252, 10647378, 21294756]

約数ペア:

[(1, 21294756), (2, 10647378), (3, 7098252), (4, 5323689), (6, 3549126), (7, 3042108), (9, 2366084), (12, 1774563), (14, 1521054), (18, 1183042), (21, 1014036), (28, 760527), (36, 591521), (42, 507018), (63, 338012), (84, 253509), (126, 169006), (252, 84503)]