21602852

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{1181}}^1$

素因数の和:1471

約数の個数: 24

約数和(自身を含む): 40211640

約数和(自身を除く): 18608788

約数列:

[1, 2, 4, 17, 34, 68, 269, 538, 1076, 1181, 2362, 4573, 4724, 9146, 18292, 20077, 40154, 80308, 317689, 635378, 1270756, 5400713, 10801426, 21602852]

約数ペア:

[(1, 21602852), (2, 10801426), (4, 5400713), (17, 1270756), (34, 635378), (68, 317689), (269, 80308), (538, 40154), (1076, 20077), (1181, 18292), (2362, 9146), (4573, 4724)]