21649464

素因数分解:

$2^3\times 3^3\times {\mathrm{73}}^1\times {\mathrm{1373}}^1$

素因数の和:1461

約数の個数: 64

約数和(自身を含む): 61005600

約数和(自身を除く): 39356136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 73, 108, 146, 216, 219, 292, 438, 584, 657, 876, 1314, 1373, 1752, 1971, 2628, 2746, 3942, 4119, 5256, 5492, 7884, 8238, 10984, 12357, 15768, 16476, 24714, 32952, 37071, 49428, 74142, 98856, 100229, 148284, 200458, 296568, 300687, 400916, 601374, 801832, 902061, 1202748, 1804122, 2405496, 2706183, 3608244, 5412366, 7216488, 10824732, 21649464]

約数ペア:

[(1, 21649464), (2, 10824732), (3, 7216488), (4, 5412366), (6, 3608244), (8, 2706183), (9, 2405496), (12, 1804122), (18, 1202748), (24, 902061), (27, 801832), (36, 601374), (54, 400916), (72, 300687), (73, 296568), (108, 200458), (146, 148284), (216, 100229), (219, 98856), (292, 74142), (438, 49428), (584, 37071), (657, 32952), (876, 24714), (1314, 16476), (1373, 15768), (1752, 12357), (1971, 10984), (2628, 8238), (2746, 7884), (3942, 5492), (4119, 5256)]