21024184

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{881}}^1$

素因数の和:1063

約数の個数: 32

約数和(自身を含む): 41806800

約数和(自身を除く): 20782616

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 157, 314, 628, 881, 1256, 1762, 2983, 3524, 5966, 7048, 11932, 16739, 23864, 33478, 66956, 133912, 138317, 276634, 553268, 1106536, 2628023, 5256046, 10512092, 21024184]

約数ペア:

[(1, 21024184), (2, 10512092), (4, 5256046), (8, 2628023), (19, 1106536), (38, 553268), (76, 276634), (152, 138317), (157, 133912), (314, 66956), (628, 33478), (881, 23864), (1256, 16739), (1762, 11932), (2983, 7048), (3524, 5966)]