1821057

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5101}}^1$

素因数の和:5128

約数の個数: 16

約数和(自身を含む): 2938752

約数和(自身を除く): 1117695

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 5101, 15303, 35707, 86717, 107121, 260151, 607019, 1821057]

約数ペア:

[(1, 1821057), (3, 607019), (7, 260151), (17, 107121), (21, 86717), (51, 35707), (119, 15303), (357, 5101)]