21750871701

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1903463}}^1$

素因数の和:1903772

約数の個数: 16

約数和(自身を含む): 31338631296

約数和(自身を除く): 9587759595

約数列:

[1, 3, 13, 39, 293, 879, 3809, 11427, 1903463, 5710389, 24745019, 74235057, 557714659, 1673143977, 7250290567, 21750871701]

約数ペア:

[(1, 21750871701), (3, 7250290567), (13, 1673143977), (39, 557714659), (293, 74235057), (879, 24745019), (3809, 5710389), (11427, 1903463)]