21295904

素因数分解:

$2^5\times 7^1\times {\mathrm{95071}}^1$

素因数の和:95088

約数の個数: 24

約数和(自身を含む): 47916288

約数和(自身を除く): 26620384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 95071, 190142, 380284, 665497, 760568, 1330994, 1521136, 2661988, 3042272, 5323976, 10647952, 21295904]

約数ペア:

[(1, 21295904), (2, 10647952), (4, 5323976), (7, 3042272), (8, 2661988), (14, 1521136), (16, 1330994), (28, 760568), (32, 665497), (56, 380284), (112, 190142), (224, 95071)]