21786164340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{363102739}}^1$

素因数の和:363102751

約数の個数: 24

約数和(自身を含む): 61001260320

約数和(自身を除く): 39215095980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 363102739, 726205478, 1089308217, 1452410956, 1815513695, 2178616434, 3631027390, 4357232868, 5446541085, 7262054780, 10893082170, 21786164340]

約数ペア:

[(1, 21786164340), (2, 10893082170), (3, 7262054780), (4, 5446541085), (5, 4357232868), (6, 3631027390), (10, 2178616434), (12, 1815513695), (15, 1452410956), (20, 1089308217), (30, 726205478), (60, 363102739)]