20972364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{249671}}^1$

素因数の和:249685

約数の個数: 24

約数和(自身を含む): 55926528

約数和(自身を除く): 34954164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 249671, 499342, 749013, 998684, 1498026, 1747697, 2996052, 3495394, 5243091, 6990788, 10486182, 20972364]

約数ペア:

[(1, 20972364), (2, 10486182), (3, 6990788), (4, 5243091), (6, 3495394), (7, 2996052), (12, 1747697), (14, 1498026), (21, 998684), (28, 749013), (42, 499342), (84, 249671)]