21211836

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{16217}}^1$

素因数の和:16333

約数の個数: 24

約数和(自身を含む): 49951440

約数和(自身を除く): 28739604

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 16217, 32434, 48651, 64868, 97302, 194604, 1767653, 3535306, 5302959, 7070612, 10605918, 21211836]

約数ペア:

[(1, 21211836), (2, 10605918), (3, 7070612), (4, 5302959), (6, 3535306), (12, 1767653), (109, 194604), (218, 97302), (327, 64868), (436, 48651), (654, 32434), (1308, 16217)]