21102042

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270539}}^1$

素因数の和:270557

約数の個数: 16

約数和(自身を含む): 45450720

約数和(自身を除く): 24348678

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270539, 541078, 811617, 1623234, 3517007, 7034014, 10551021, 21102042]

約数ペア:

[(1, 21102042), (2, 10551021), (3, 7034014), (6, 3517007), (13, 1623234), (26, 811617), (39, 541078), (78, 270539)]