21714069

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 32820480

約数和(自身を除く): 11106411

約数列:

[1, 3, 13, 29, 39, 73, 87, 219, 263, 377, 789, 949, 1131, 2117, 2847, 3419, 6351, 7627, 10257, 19199, 22881, 27521, 57597, 82563, 99151, 249587, 297453, 556771, 748761, 1670313, 7238023, 21714069]

約数ペア:

[(1, 21714069), (3, 7238023), (13, 1670313), (29, 748761), (39, 556771), (73, 297453), (87, 249587), (219, 99151), (263, 82563), (377, 57597), (789, 27521), (949, 22881), (1131, 19199), (2117, 10257), (2847, 7627), (3419, 6351)]