21684469

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1789}}^1$

素因数の和:1860

約数の個数: 16

約数和(自身を含む): 24744960

約数和(自身を除く): 3060491

約数列:

[1, 17, 23, 31, 391, 527, 713, 1789, 12121, 30413, 41147, 55459, 699499, 942803, 1275557, 21684469]

約数ペア:

[(1, 21684469), (17, 1275557), (23, 942803), (31, 699499), (391, 55459), (527, 41147), (713, 30413), (1789, 12121)]