21668368

素因数分解:

$2^4\times {\mathrm{757}}^1\times {\mathrm{1789}}^1$

素因数の和:2554

約数の個数: 20

約数和(自身を含む): 42061420

約数和(自身を除く): 20393052

約数列:

[1, 2, 4, 8, 16, 757, 1514, 1789, 3028, 3578, 6056, 7156, 12112, 14312, 28624, 1354273, 2708546, 5417092, 10834184, 21668368]

約数ペア:

[(1, 21668368), (2, 10834184), (4, 5417092), (8, 2708546), (16, 1354273), (757, 28624), (1514, 14312), (1789, 12112), (3028, 7156), (3578, 6056)]