21726444

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{353}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 53286912

約数和(自身を除く): 31560468

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 223, 276, 353, 446, 669, 706, 892, 1059, 1338, 1412, 2118, 2676, 4236, 5129, 8119, 10258, 15387, 16238, 20516, 24357, 30774, 32476, 48714, 61548, 78719, 97428, 157438, 236157, 314876, 472314, 944628, 1810537, 3621074, 5431611, 7242148, 10863222, 21726444]

約数ペア:

[(1, 21726444), (2, 10863222), (3, 7242148), (4, 5431611), (6, 3621074), (12, 1810537), (23, 944628), (46, 472314), (69, 314876), (92, 236157), (138, 157438), (223, 97428), (276, 78719), (353, 61548), (446, 48714), (669, 32476), (706, 30774), (892, 24357), (1059, 20516), (1338, 16238), (1412, 15387), (2118, 10258), (2676, 8119), (4236, 5129)]