21763676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{11503}}^1$

素因数の和:11561

約数の個数: 24

約数和(自身を含む): 42518784

約数和(自身を除く): 20755108

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 11503, 23006, 46012, 126533, 253066, 494629, 506132, 989258, 1978516, 5440919, 10881838, 21763676]

約数ペア:

[(1, 21763676), (2, 10881838), (4, 5440919), (11, 1978516), (22, 989258), (43, 506132), (44, 494629), (86, 253066), (172, 126533), (473, 46012), (946, 23006), (1892, 11503)]