21090894

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1433}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 46255104

約数和(自身を除く): 25164210

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 223, 446, 669, 1338, 1433, 2453, 2866, 4299, 4906, 7359, 8598, 14718, 15763, 31526, 47289, 94578, 319559, 639118, 958677, 1917354, 3515149, 7030298, 10545447, 21090894]

約数ペア:

[(1, 21090894), (2, 10545447), (3, 7030298), (6, 3515149), (11, 1917354), (22, 958677), (33, 639118), (66, 319559), (223, 94578), (446, 47289), (669, 31526), (1338, 15763), (1433, 14718), (2453, 8598), (2866, 7359), (4299, 4906)]