21446478

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{20903}}^1$

素因数の和:20933

約数の個数: 32

約数和(自身を含む): 50169600

約数和(自身を除く): 28723122

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 20903, 41806, 62709, 125418, 188127, 376254, 397157, 564381, 794314, 1128762, 1191471, 2382942, 3574413, 7148826, 10723239, 21446478]

約数ペア:

[(1, 21446478), (2, 10723239), (3, 7148826), (6, 3574413), (9, 2382942), (18, 1191471), (19, 1128762), (27, 794314), (38, 564381), (54, 397157), (57, 376254), (114, 188127), (171, 125418), (342, 62709), (513, 41806), (1026, 20903)]