21183942

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2689}}^1$

素因数の和:2808

約数の個数: 32

約数和(自身を含む): 46095840

約数和(自身を除く): 24911898

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 101, 202, 303, 606, 1313, 2626, 2689, 3939, 5378, 7878, 8067, 16134, 34957, 69914, 104871, 209742, 271589, 543178, 814767, 1629534, 3530657, 7061314, 10591971, 21183942]

約数ペア:

[(1, 21183942), (2, 10591971), (3, 7061314), (6, 3530657), (13, 1629534), (26, 814767), (39, 543178), (78, 271589), (101, 209742), (202, 104871), (303, 69914), (606, 34957), (1313, 16134), (2626, 8067), (2689, 7878), (3939, 5378)]