21224478

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{911}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 46490112

約数和(自身を除く): 25265634

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 353, 706, 911, 1059, 1822, 2118, 2733, 3883, 5466, 7766, 10021, 11649, 20042, 23298, 30063, 60126, 321583, 643166, 964749, 1929498, 3537413, 7074826, 10612239, 21224478]

約数ペア:

[(1, 21224478), (2, 10612239), (3, 7074826), (6, 3537413), (11, 1929498), (22, 964749), (33, 643166), (66, 321583), (353, 60126), (706, 30063), (911, 23298), (1059, 20042), (1822, 11649), (2118, 10021), (2733, 7766), (3883, 5466)]