16820841

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 23830560

約数和(自身を除く): 7009719

約数列:

[1, 3, 29, 59, 87, 113, 177, 339, 841, 1711, 2523, 3277, 5133, 6667, 9831, 20001, 49619, 95033, 148857, 193343, 285099, 580029, 5606947, 16820841]

約数ペア:

[(1, 16820841), (3, 5606947), (29, 580029), (59, 285099), (87, 193343), (113, 148857), (177, 95033), (339, 49619), (841, 20001), (1711, 9831), (2523, 6667), (3277, 5133)]