21988382

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{20627}}^1$

素因数の和:20683

約数の個数: 16

約数和(自身を含む): 36387792

約数和(自身を除く): 14399410

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 20627, 41254, 268151, 536302, 845707, 1691414, 10994191, 21988382]

約数ペア:

[(1, 21988382), (2, 10994191), (13, 1691414), (26, 845707), (41, 536302), (82, 268151), (533, 41254), (1066, 20627)]