21631648

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{6563}}^1$

素因数の和:6676

約数の個数: 24

約数和(自身を含む): 43007328

約数和(自身を除く): 21375680

約数列:

[1, 2, 4, 8, 16, 32, 103, 206, 412, 824, 1648, 3296, 6563, 13126, 26252, 52504, 105008, 210016, 675989, 1351978, 2703956, 5407912, 10815824, 21631648]

約数ペア:

[(1, 21631648), (2, 10815824), (4, 5407912), (8, 2703956), (16, 1351978), (32, 675989), (103, 210016), (206, 105008), (412, 52504), (824, 26252), (1648, 13126), (3296, 6563)]