21218802

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{2657}}^1$

素因数の和:2695

約数の個数: 32

約数和(自身を含む): 46695744

約数和(自身を除く): 25476942

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 1331, 2657, 2662, 3993, 5314, 7971, 7986, 15942, 29227, 58454, 87681, 175362, 321497, 642994, 964491, 1928982, 3536467, 7072934, 10609401, 21218802]

約数ペア:

[(1, 21218802), (2, 10609401), (3, 7072934), (6, 3536467), (11, 1928982), (22, 964491), (33, 642994), (66, 321497), (121, 175362), (242, 87681), (363, 58454), (726, 29227), (1331, 15942), (2657, 7986), (2662, 7971), (3993, 5314)]