21709791824

素因数分解:

$2^4\times 7^2\times {\mathrm{193}}^1\times {\mathrm{143477}}^1$

素因数の和:143692

約数の個数: 60

約数和(自身を含む): 49183971444

約数和(自身を除く): 27474179620

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 193, 196, 386, 392, 772, 784, 1351, 1544, 2702, 3088, 5404, 9457, 10808, 18914, 21616, 37828, 75656, 143477, 151312, 286954, 573908, 1004339, 1147816, 2008678, 2295632, 4017356, 7030373, 8034712, 14060746, 16069424, 27691061, 28121492, 55382122, 56242984, 110764244, 112485968, 193837427, 221528488, 387674854, 443056976, 775349708, 1356861989, 1550699416, 2713723978, 3101398832, 5427447956, 10854895912, 21709791824]

約数ペア:

[(1, 21709791824), (2, 10854895912), (4, 5427447956), (7, 3101398832), (8, 2713723978), (14, 1550699416), (16, 1356861989), (28, 775349708), (49, 443056976), (56, 387674854), (98, 221528488), (112, 193837427), (193, 112485968), (196, 110764244), (386, 56242984), (392, 55382122), (772, 28121492), (784, 27691061), (1351, 16069424), (1544, 14060746), (2702, 8034712), (3088, 7030373), (5404, 4017356), (9457, 2295632), (10808, 2008678), (18914, 1147816), (21616, 1004339), (37828, 573908), (75656, 286954), (143477, 151312)]