21077433

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10597}}^1$

素因数の和:10633

約数の個数: 24

約数和(自身を含む): 34719048

約数和(自身を除く): 13641615

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 10597, 31791, 95373, 137761, 180149, 413283, 540447, 1239849, 1621341, 2341937, 7025811, 21077433]

約数ペア:

[(1, 21077433), (3, 7025811), (9, 2341937), (13, 1621341), (17, 1239849), (39, 540447), (51, 413283), (117, 180149), (153, 137761), (221, 95373), (663, 31791), (1989, 10597)]