12952821

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21269}}^1$

素因数の和:21308

約数の個数: 16

約数和(自身を含む): 20419200

約数和(自身を除く): 7466379

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 21269, 63807, 148883, 446649, 616801, 1850403, 4317607, 12952821]

約数ペア:

[(1, 12952821), (3, 4317607), (7, 1850403), (21, 616801), (29, 446649), (87, 148883), (203, 63807), (609, 21269)]