21251384

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34499}}^1$

素因数の和:34523

約数の個数: 32

約数和(自身を含む): 49680000

約数和(自身を除く): 28428616

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 34499, 68998, 137996, 241493, 275992, 379489, 482986, 758978, 965972, 1517956, 1931944, 2656423, 3035912, 5312846, 10625692, 21251384]

約数ペア:

[(1, 21251384), (2, 10625692), (4, 5312846), (7, 3035912), (8, 2656423), (11, 1931944), (14, 1517956), (22, 965972), (28, 758978), (44, 482986), (56, 379489), (77, 275992), (88, 241493), (154, 137996), (308, 68998), (616, 34499)]