21712112

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{2833}}^1$

素因数の和:3320

約数の個数: 20

約数和(自身を含む): 42169920

約数和(自身を除く): 20457808

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 2833, 3832, 5666, 7664, 11332, 22664, 45328, 1357007, 2714014, 5428028, 10856056, 21712112]

約数ペア:

[(1, 21712112), (2, 10856056), (4, 5428028), (8, 2714014), (16, 1357007), (479, 45328), (958, 22664), (1916, 11332), (2833, 7664), (3832, 5666)]