21694894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{13679}}^1$

素因数の和:13755

約数の個数: 16

約数和(自身を含む): 35622720

約数和(自身を除く): 13927826

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 13679, 27358, 177827, 355654, 834419, 1668838, 10847447, 21694894]

約数ペア:

[(1, 21694894), (2, 10847447), (13, 1668838), (26, 834419), (61, 355654), (122, 177827), (793, 27358), (1586, 13679)]