21472156

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13729}}^1$

素因数の和:13773

約数の個数: 24

約数和(自身を含む): 41519520

約数和(自身を除く): 20047364

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 13729, 27458, 54916, 233393, 315767, 466786, 631534, 933572, 1263068, 5368039, 10736078, 21472156]

約数ペア:

[(1, 21472156), (2, 10736078), (4, 5368039), (17, 1263068), (23, 933572), (34, 631534), (46, 466786), (68, 315767), (92, 233393), (391, 54916), (782, 27458), (1564, 13729)]