21125086

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:576

約数の個数: 24

約数和(自身を含む): 34002864

約数和(自身を除く): 12877778

約数列:

[1, 2, 23, 41, 46, 82, 487, 529, 943, 974, 1058, 1886, 11201, 19967, 21689, 22402, 39934, 43378, 257623, 459241, 515246, 918482, 10562543, 21125086]

約数ペア:

[(1, 21125086), (2, 10562543), (23, 918482), (41, 515246), (46, 459241), (82, 257623), (487, 43378), (529, 39934), (943, 22402), (974, 21689), (1058, 19967), (1886, 11201)]