21804184

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{727}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 42981120

約数和(自身を除く): 21176936

約数列:

[1, 2, 4, 8, 23, 46, 92, 163, 184, 326, 652, 727, 1304, 1454, 2908, 3749, 5816, 7498, 14996, 16721, 29992, 33442, 66884, 118501, 133768, 237002, 474004, 948008, 2725523, 5451046, 10902092, 21804184]

約数ペア:

[(1, 21804184), (2, 10902092), (4, 5451046), (8, 2725523), (23, 948008), (46, 474004), (92, 237002), (163, 133768), (184, 118501), (326, 66884), (652, 33442), (727, 29992), (1304, 16721), (1454, 14996), (2908, 7498), (3749, 5816)]