21959084

素因数分解:

$2^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1201}}^1$

素因数の和:1865

約数の個数: 24

約数和(自身を含む): 44022048

約数和(自身を除く): 22062964

約数列:

[1, 2, 4, 7, 14, 28, 653, 1201, 1306, 2402, 2612, 4571, 4804, 8407, 9142, 16814, 18284, 33628, 784253, 1568506, 3137012, 5489771, 10979542, 21959084]

約数ペア:

[(1, 21959084), (2, 10979542), (4, 5489771), (7, 3137012), (14, 1568506), (28, 784253), (653, 33628), (1201, 18284), (1306, 16814), (2402, 9142), (2612, 8407), (4571, 4804)]