21510932

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 38438400

約数和(自身を除く): 16927468

約数列:

[1, 2, 4, 103, 109, 206, 218, 412, 436, 479, 958, 1916, 11227, 22454, 44908, 49337, 52211, 98674, 104422, 197348, 208844, 5377733, 10755466, 21510932]

約数ペア:

[(1, 21510932), (2, 10755466), (4, 5377733), (103, 208844), (109, 197348), (206, 104422), (218, 98674), (412, 52211), (436, 49337), (479, 44908), (958, 22454), (1916, 11227)]