21063968

素因数分解:

$2^5\times {\mathrm{419}}^1\times {\mathrm{1571}}^1$

素因数の和:2000

約数の個数: 24

約数和(自身を含む): 41595120

約数和(自身を除く): 20531152

約数列:

[1, 2, 4, 8, 16, 32, 419, 838, 1571, 1676, 3142, 3352, 6284, 6704, 12568, 13408, 25136, 50272, 658249, 1316498, 2632996, 5265992, 10531984, 21063968]

約数ペア:

[(1, 21063968), (2, 10531984), (4, 5265992), (8, 2632996), (16, 1316498), (32, 658249), (419, 50272), (838, 25136), (1571, 13408), (1676, 12568), (3142, 6704), (3352, 6284)]