21633807

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{4049}}^1$

素因数の和:4202

約数の個数: 16

約数和(自身を含む): 31298400

約数和(自身を除く): 9664593

約数列:

[1, 3, 13, 39, 137, 411, 1781, 4049, 5343, 12147, 52637, 157911, 554713, 1664139, 7211269, 21633807]

約数ペア:

[(1, 21633807), (3, 7211269), (13, 1664139), (39, 554713), (137, 157911), (411, 52637), (1781, 12147), (4049, 5343)]