21448063

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7603}}^1$

素因数の和:7654

約数の個数: 16

約数和(自身を含む): 27252736

約数和(自身を除く): 5804673

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 7603, 53221, 98839, 235693, 691873, 1649851, 3064009, 21448063]

約数ペア:

[(1, 21448063), (7, 3064009), (13, 1649851), (31, 691873), (91, 235693), (217, 98839), (403, 53221), (2821, 7603)]