21219606

素因数分解:

$2^1\times 3^2\times {\mathrm{1063}}^1\times {\mathrm{1109}}^1$

素因数の和:2180

約数の個数: 24

約数和(自身を含む): 46060560

約数和(自身を除く): 24840954

約数列:

[1, 2, 3, 6, 9, 18, 1063, 1109, 2126, 2218, 3189, 3327, 6378, 6654, 9567, 9981, 19134, 19962, 1178867, 2357734, 3536601, 7073202, 10609803, 21219606]

約数ペア:

[(1, 21219606), (2, 10609803), (3, 7073202), (6, 3536601), (9, 2357734), (18, 1178867), (1063, 19962), (1109, 19134), (2126, 9981), (2218, 9567), (3189, 6654), (3327, 6378)]