21541424

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{18443}}^1$

素因数の和:18524

約数の個数: 20

約数和(自身を含む): 42310536

約数和(自身を除く): 20769112

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 18443, 36886, 73772, 147544, 295088, 1346339, 2692678, 5385356, 10770712, 21541424]

約数ペア:

[(1, 21541424), (2, 10770712), (4, 5385356), (8, 2692678), (16, 1346339), (73, 295088), (146, 147544), (292, 73772), (584, 36886), (1168, 18443)]