21383564872

素因数分解:

$2^3\times {\mathrm{83003}}^1\times {\mathrm{32203}}^1$

素因数の和:115212

約数の個数: 16

約数和(自身を含む): 40095912240

約数和(自身を除く): 18712347368

約数列:

[1, 2, 4, 8, 32203, 64406, 83003, 128812, 166006, 257624, 332012, 664024, 2672945609, 5345891218, 10691782436, 21383564872]

約数ペア:

[(1, 21383564872), (2, 10691782436), (4, 5345891218), (8, 2672945609), (32203, 664024), (64406, 332012), (83003, 257624), (128812, 166006)]