21383225745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1543}}^1\times {\mathrm{2237}}^1$

素因数の和:3854

約数の個数: 64

約数和(自身を含む): 39807037440

約数和(自身を除く): 18423811695

約数列:

[1, 3, 5, 7, 15, 21, 35, 59, 105, 177, 295, 413, 885, 1239, 1543, 2065, 2237, 4629, 6195, 6711, 7715, 10801, 11185, 15659, 23145, 32403, 33555, 46977, 54005, 78295, 91037, 131983, 162015, 234885, 273111, 395949, 455185, 637259, 659915, 923881, 1365555, 1911777, 1979745, 2771643, 3186295, 3451691, 4619405, 9558885, 10355073, 13858215, 17258455, 24161837, 51775365, 72485511, 120809185, 203649769, 362427555, 610949307, 1018248845, 1425548383, 3054746535, 4276645149, 7127741915, 21383225745]

約数ペア:

[(1, 21383225745), (3, 7127741915), (5, 4276645149), (7, 3054746535), (15, 1425548383), (21, 1018248845), (35, 610949307), (59, 362427555), (105, 203649769), (177, 120809185), (295, 72485511), (413, 51775365), (885, 24161837), (1239, 17258455), (1543, 13858215), (2065, 10355073), (2237, 9558885), (4629, 4619405), (6195, 3451691), (6711, 3186295), (7715, 2771643), (10801, 1979745), (11185, 1911777), (15659, 1365555), (23145, 923881), (32403, 659915), (33555, 637259), (46977, 455185), (54005, 395949), (78295, 273111), (91037, 234885), (131983, 162015)]