21169998

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{7687}}^1$

素因数の和:7718

約数の個数: 40

約数和(自身を含む): 50233392

約数和(自身を除く): 29063394

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 306, 459, 918, 1377, 2754, 7687, 15374, 23061, 46122, 69183, 130679, 138366, 207549, 261358, 392037, 415098, 622647, 784074, 1176111, 1245294, 2352222, 3528333, 7056666, 10584999, 21169998]

約数ペア:

[(1, 21169998), (2, 10584999), (3, 7056666), (6, 3528333), (9, 2352222), (17, 1245294), (18, 1176111), (27, 784074), (34, 622647), (51, 415098), (54, 392037), (81, 261358), (102, 207549), (153, 138366), (162, 130679), (306, 69183), (459, 46122), (918, 23061), (1377, 15374), (2754, 7687)]