21027963

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37483}}^1$

素因数の和:37514

約数の個数: 16

約数和(自身を含む): 32386176

約数和(自身を除く): 11358213

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 37483, 112449, 412313, 637211, 1236939, 1911633, 7009321, 21027963]

約数ペア:

[(1, 21027963), (3, 7009321), (11, 1911633), (17, 1236939), (33, 637211), (51, 412313), (187, 112449), (561, 37483)]