21249708

素因数分解:

$2^2\times 3^1\times {\mathrm{1061}}^1\times {\mathrm{1669}}^1$

素因数の和:2737

約数の個数: 24

約数和(自身を含む): 49659120

約数和(自身を除く): 28409412

約数列:

[1, 2, 3, 4, 6, 12, 1061, 1669, 2122, 3183, 3338, 4244, 5007, 6366, 6676, 10014, 12732, 20028, 1770809, 3541618, 5312427, 7083236, 10624854, 21249708]

約数ペア:

[(1, 21249708), (2, 10624854), (3, 7083236), (4, 5312427), (6, 3541618), (12, 1770809), (1061, 20028), (1669, 12732), (2122, 10014), (3183, 6676), (3338, 6366), (4244, 5007)]