21277956

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{36187}}^1$

素因数の和:36208

約数の個数: 36

約数和(自身を含む): 57756048

約数和(自身を除く): 36478092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 36187, 72374, 108561, 144748, 217122, 253309, 434244, 506618, 759927, 1013236, 1519854, 1773163, 3039708, 3546326, 5319489, 7092652, 10638978, 21277956]

約数ペア:

[(1, 21277956), (2, 10638978), (3, 7092652), (4, 5319489), (6, 3546326), (7, 3039708), (12, 1773163), (14, 1519854), (21, 1013236), (28, 759927), (42, 506618), (49, 434244), (84, 253309), (98, 217122), (147, 144748), (196, 108561), (294, 72374), (588, 36187)]