21452031

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3343}}^1$

素因数の和:3403

約数の個数: 24

約数和(自身を含む): 33386496

約数和(自身を除く): 11934465

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 3343, 6417, 10029, 30087, 76889, 103633, 230667, 310899, 692001, 932697, 2383559, 7150677, 21452031]

約数ペア:

[(1, 21452031), (3, 7150677), (9, 2383559), (23, 932697), (31, 692001), (69, 310899), (93, 230667), (207, 103633), (279, 76889), (713, 30087), (2139, 10029), (3343, 6417)]