21654372

素因数分解:

$2^2\times 3^1\times {\mathrm{449}}^1\times {\mathrm{4019}}^1$

素因数の和:4475

約数の個数: 24

約数和(自身を含む): 50652000

約数和(自身を除く): 28997628

約数列:

[1, 2, 3, 4, 6, 12, 449, 898, 1347, 1796, 2694, 4019, 5388, 8038, 12057, 16076, 24114, 48228, 1804531, 3609062, 5413593, 7218124, 10827186, 21654372]

約数ペア:

[(1, 21654372), (2, 10827186), (3, 7218124), (4, 5413593), (6, 3609062), (12, 1804531), (449, 48228), (898, 24114), (1347, 16076), (1796, 12057), (2694, 8038), (4019, 5388)]