21709728

素因数分解:

$2^5\times 3^3\times {\mathrm{25127}}^1$

素因数の和:25146

約数の個数: 48

約数和(自身を含む): 63322560

約数和(自身を除く): 41612832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 25127, 50254, 75381, 100508, 150762, 201016, 226143, 301524, 402032, 452286, 603048, 678429, 804064, 904572, 1206096, 1356858, 1809144, 2412192, 2713716, 3618288, 5427432, 7236576, 10854864, 21709728]

約数ペア:

[(1, 21709728), (2, 10854864), (3, 7236576), (4, 5427432), (6, 3618288), (8, 2713716), (9, 2412192), (12, 1809144), (16, 1356858), (18, 1206096), (24, 904572), (27, 804064), (32, 678429), (36, 603048), (48, 452286), (54, 402032), (72, 301524), (96, 226143), (108, 201016), (144, 150762), (216, 100508), (288, 75381), (432, 50254), (864, 25127)]