21701872

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{5923}}^1$

素因数の和:6160

約数の個数: 20

約数和(自身を含む): 42238120

約数和(自身を除く): 20536248

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 5923, 11846, 23692, 47384, 94768, 1356367, 2712734, 5425468, 10850936, 21701872]

約数ペア:

[(1, 21701872), (2, 10850936), (4, 5425468), (8, 2712734), (16, 1356367), (229, 94768), (458, 47384), (916, 23692), (1832, 11846), (3664, 5923)]