21610568

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1901}}^1$

素因数の和:1950

約数の個数: 48

約数和(自身を含む): 48786300

約数和(自身を除く): 27175732

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 392, 406, 812, 1421, 1624, 1901, 2842, 3802, 5684, 7604, 11368, 13307, 15208, 26614, 53228, 55129, 93149, 106456, 110258, 186298, 220516, 372596, 385903, 441032, 745192, 771806, 1543612, 2701321, 3087224, 5402642, 10805284, 21610568]

約数ペア:

[(1, 21610568), (2, 10805284), (4, 5402642), (7, 3087224), (8, 2701321), (14, 1543612), (28, 771806), (29, 745192), (49, 441032), (56, 385903), (58, 372596), (98, 220516), (116, 186298), (196, 110258), (203, 106456), (232, 93149), (392, 55129), (406, 53228), (812, 26614), (1421, 15208), (1624, 13307), (1901, 11368), (2842, 7604), (3802, 5684)]