21024896

素因数分解:

$2^7\times {\mathrm{83}}^1\times {\mathrm{1979}}^1$

素因数の和:2076

約数の個数: 32

約数和(自身を含む): 42411600

約数和(自身を除く): 21386704

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 332, 664, 1328, 1979, 2656, 3958, 5312, 7916, 10624, 15832, 31664, 63328, 126656, 164257, 253312, 328514, 657028, 1314056, 2628112, 5256224, 10512448, 21024896]

約数ペア:

[(1, 21024896), (2, 10512448), (4, 5256224), (8, 2628112), (16, 1314056), (32, 657028), (64, 328514), (83, 253312), (128, 164257), (166, 126656), (332, 63328), (664, 31664), (1328, 15832), (1979, 10624), (2656, 7916), (3958, 5312)]