21911361

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{1567}}^1$

素因数の和:1708

約数の個数: 16

約数和(自身を含む): 30105600

約数和(自身を除く): 8194239

約数列:

[1, 3, 59, 79, 177, 237, 1567, 4661, 4701, 13983, 92453, 123793, 277359, 371379, 7303787, 21911361]

約数ペア:

[(1, 21911361), (3, 7303787), (59, 371379), (79, 277359), (177, 123793), (237, 92453), (1567, 13983), (4661, 4701)]