21457548

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{9461}}^1$

素因数の和:9484

約数の個数: 60

約数和(自身を含む): 64114512

約数和(自身を除く): 42656964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 9461, 18922, 28383, 37844, 56766, 66227, 85149, 113532, 132454, 170298, 198681, 255447, 264908, 340596, 397362, 510894, 596043, 766341, 794724, 1021788, 1192086, 1532682, 1788129, 2384172, 3065364, 3576258, 5364387, 7152516, 10728774, 21457548]

約数ペア:

[(1, 21457548), (2, 10728774), (3, 7152516), (4, 5364387), (6, 3576258), (7, 3065364), (9, 2384172), (12, 1788129), (14, 1532682), (18, 1192086), (21, 1021788), (27, 794724), (28, 766341), (36, 596043), (42, 510894), (54, 397362), (63, 340596), (81, 264908), (84, 255447), (108, 198681), (126, 170298), (162, 132454), (189, 113532), (252, 85149), (324, 66227), (378, 56766), (567, 37844), (756, 28383), (1134, 18922), (2268, 9461)]