21461973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{32371}}^1$

素因数の和:32404

約数の個数: 16

約数和(自身を含む): 32630976

約数和(自身を除く): 11169003

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 32371, 97113, 420823, 550307, 1262469, 1650921, 7153991, 21461973]

約数ペア:

[(1, 21461973), (3, 7153991), (13, 1650921), (17, 1262469), (39, 550307), (51, 420823), (221, 97113), (663, 32371)]