21951303

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{14153}}^1$

素因数の和:14214

約数の個数: 16

約数和(自身を含む): 32610816

約数和(自身を除く): 10659513

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 14153, 42459, 155683, 467049, 665191, 1995573, 7317101, 21951303]

約数ペア:

[(1, 21951303), (3, 7317101), (11, 1995573), (33, 665191), (47, 467049), (141, 155683), (517, 42459), (1551, 14153)]