2021169

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:348

約数の個数: 16

約数和(自身を含む): 2822144

約数和(自身を除く): 800975

約数列:

[1, 3, 31, 93, 103, 211, 309, 633, 3193, 6541, 9579, 19623, 21733, 65199, 673723, 2021169]

約数ペア:

[(1, 2021169), (3, 673723), (31, 65199), (93, 21733), (103, 19623), (211, 9579), (309, 6541), (633, 3193)]