21576638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 36028800

約数和(自身を除く): 14452162

約数列:

[1, 2, 17, 29, 34, 58, 79, 158, 277, 493, 554, 986, 1343, 2291, 2686, 4582, 4709, 8033, 9418, 16066, 21883, 38947, 43766, 77894, 136561, 273122, 372011, 634607, 744022, 1269214, 10788319, 21576638]

約数ペア:

[(1, 21576638), (2, 10788319), (17, 1269214), (29, 744022), (34, 634607), (58, 372011), (79, 273122), (158, 136561), (277, 77894), (493, 43766), (554, 38947), (986, 21883), (1343, 16066), (2291, 9418), (2686, 8033), (4582, 4709)]