21525483

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 33970176

約数和(自身を除く): 12444693

約数列:

[1, 3, 7, 21, 47, 113, 141, 193, 329, 339, 579, 791, 987, 1351, 2373, 4053, 5311, 9071, 15933, 21809, 27213, 37177, 63497, 65427, 111531, 152663, 190491, 457989, 1025023, 3075069, 7175161, 21525483]

約数ペア:

[(1, 21525483), (3, 7175161), (7, 3075069), (21, 1025023), (47, 457989), (113, 190491), (141, 152663), (193, 111531), (329, 65427), (339, 63497), (579, 37177), (791, 27213), (987, 21809), (1351, 15933), (2373, 9071), (4053, 5311)]