21588896

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3109}}^1$

素因数の和:3157

約数の個数: 48

約数和(自身を含む): 50158080

約数和(自身を除く): 28569184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3109, 3472, 6218, 6944, 12436, 21763, 24872, 43526, 49744, 87052, 96379, 99488, 174104, 192758, 348208, 385516, 674653, 696416, 771032, 1349306, 1542064, 2698612, 3084128, 5397224, 10794448, 21588896]

約数ペア:

[(1, 21588896), (2, 10794448), (4, 5397224), (7, 3084128), (8, 2698612), (14, 1542064), (16, 1349306), (28, 771032), (31, 696416), (32, 674653), (56, 385516), (62, 348208), (112, 192758), (124, 174104), (217, 99488), (224, 96379), (248, 87052), (434, 49744), (496, 43526), (868, 24872), (992, 21763), (1736, 12436), (3109, 6944), (3472, 6218)]