20999436

素因数分解:

$2^2\times 3^1\times {\mathrm{1069}}^1\times {\mathrm{1637}}^1$

素因数の和:2713

約数の個数: 24

約数和(自身を含む): 49074480

約数和(自身を除く): 28075044

約数列:

[1, 2, 3, 4, 6, 12, 1069, 1637, 2138, 3207, 3274, 4276, 4911, 6414, 6548, 9822, 12828, 19644, 1749953, 3499906, 5249859, 6999812, 10499718, 20999436]

約数ペア:

[(1, 20999436), (2, 10499718), (3, 6999812), (4, 5249859), (6, 3499906), (12, 1749953), (1069, 19644), (1637, 12828), (2138, 9822), (3207, 6548), (3274, 6414), (4276, 4911)]