21553042

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{761}}^1$

素因数の和:811

約数の個数: 36

約数和(自身を含む): 40002714

約数和(自身を除く): 18449672

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 289, 578, 761, 833, 1522, 1666, 2023, 4046, 5327, 10654, 12937, 14161, 25874, 28322, 37289, 74578, 90559, 181118, 219929, 439858, 633913, 1267826, 1539503, 3079006, 10776521, 21553042]

約数ペア:

[(1, 21553042), (2, 10776521), (7, 3079006), (14, 1539503), (17, 1267826), (34, 633913), (49, 439858), (98, 219929), (119, 181118), (238, 90559), (289, 74578), (578, 37289), (761, 28322), (833, 25874), (1522, 14161), (1666, 12937), (2023, 10654), (4046, 5327)]