21031361

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2269}}^1$

素因数の和:2336

約数の個数: 16

約数和(自身を含む): 24407040

約数和(自身を除く): 3375679

約数列:

[1, 13, 23, 31, 299, 403, 713, 2269, 9269, 29497, 52187, 70339, 678431, 914407, 1617797, 21031361]

約数ペア:

[(1, 21031361), (13, 1617797), (23, 914407), (31, 678431), (299, 70339), (403, 52187), (713, 29497), (2269, 9269)]