21134529

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5827}}^1$

素因数の和:5877

約数の個数: 24

約数和(自身を含む): 33942272

約数和(自身を除く): 12807743

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 5827, 17481, 52443, 75751, 180637, 227253, 541911, 681759, 1625733, 2348281, 7044843, 21134529]

約数ペア:

[(1, 21134529), (3, 7044843), (9, 2348281), (13, 1625733), (31, 681759), (39, 541911), (93, 227253), (117, 180637), (279, 75751), (403, 52443), (1209, 17481), (3627, 5827)]