21842457872

素因数分解:

$2^4\times {\mathrm{36479}}^1\times {\mathrm{37423}}^1$

素因数の和:73910

約数の個数: 20

約数和(自身を含む): 42322053120

約数和(自身を除く): 20479595248

約数列:

[1, 2, 4, 8, 16, 36479, 37423, 72958, 74846, 145916, 149692, 291832, 299384, 583664, 598768, 1365153617, 2730307234, 5460614468, 10921228936, 21842457872]

約数ペア:

[(1, 21842457872), (2, 10921228936), (4, 5460614468), (8, 2730307234), (16, 1365153617), (36479, 598768), (37423, 583664), (72958, 299384), (74846, 291832), (145916, 149692)]