21133784282

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{1439}}^1\times {\mathrm{43451}}^1$

素因数の和:44918

約数の個数: 24

約数和(自身を含む): 34351413120

約数和(自身を除く): 13217628838

約数列:

[1, 2, 13, 26, 169, 338, 1439, 2878, 18707, 37414, 43451, 86902, 243191, 486382, 564863, 1129726, 7343219, 14686438, 62525989, 125051978, 812837857, 1625675714, 10566892141, 21133784282]

約数ペア:

[(1, 21133784282), (2, 10566892141), (13, 1625675714), (26, 812837857), (169, 125051978), (338, 62525989), (1439, 14686438), (2878, 7343219), (18707, 1129726), (37414, 564863), (43451, 486382), (86902, 243191)]