21416048

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{13799}}^1$

素因数の和:13904

約数の個数: 20

約数和(自身を含む): 41924400

約数和(自身を除く): 20508352

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 13799, 27598, 55196, 110392, 220784, 1338503, 2677006, 5354012, 10708024, 21416048]

約数ペア:

[(1, 21416048), (2, 10708024), (4, 5354012), (8, 2677006), (16, 1338503), (97, 220784), (194, 110392), (388, 55196), (776, 27598), (1552, 13799)]