21957588

素因数分解:

$2^2\times 3^3\times {\mathrm{203311}}^1$

素因数の和:203324

約数の個数: 24

約数和(自身を含む): 56927360

約数和(自身を除く): 34969772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 203311, 406622, 609933, 813244, 1219866, 1829799, 2439732, 3659598, 5489397, 7319196, 10978794, 21957588]

約数ペア:

[(1, 21957588), (2, 10978794), (3, 7319196), (4, 5489397), (6, 3659598), (9, 2439732), (12, 1829799), (18, 1219866), (27, 813244), (36, 609933), (54, 406622), (108, 203311)]