21658214

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{1231}}^1$

素因数の和:1715

約数の個数: 16

約数和(自身を含む): 34298880

約数和(自身を除く): 12640666

約数列:

[1, 2, 19, 38, 463, 926, 1231, 2462, 8797, 17594, 23389, 46778, 569953, 1139906, 10829107, 21658214]

約数ペア:

[(1, 21658214), (2, 10829107), (19, 1139906), (38, 569953), (463, 46778), (926, 23389), (1231, 17594), (2462, 8797)]