21958916

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{27043}}^1$

素因数の和:27083

約数の個数: 24

約数和(自身を含む): 45433920

約数和(自身を除く): 23475004

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 27043, 54086, 108172, 189301, 378602, 757204, 784247, 1568494, 3136988, 5489729, 10979458, 21958916]

約数ペア:

[(1, 21958916), (2, 10979458), (4, 5489729), (7, 3136988), (14, 1568494), (28, 784247), (29, 757204), (58, 378602), (116, 189301), (203, 108172), (406, 54086), (812, 27043)]