21814938

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{8719}}^1$

素因数の和:8866

約数の個数: 24

約数和(自身を含む): 47611200

約数和(自身を除く): 25796262

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 8719, 17438, 26157, 52314, 78471, 156942, 1211941, 2423882, 3635823, 7271646, 10907469, 21814938]

約数ペア:

[(1, 21814938), (2, 10907469), (3, 7271646), (6, 3635823), (9, 2423882), (18, 1211941), (139, 156942), (278, 78471), (417, 52314), (834, 26157), (1251, 17438), (2502, 8719)]