21427728

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{63773}}^1$

素因数の和:63791

約数の個数: 40

約数和(自身を含む): 63263808

約数和(自身を除く): 41836080

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 63773, 127546, 191319, 255092, 382638, 446411, 510184, 765276, 892822, 1020368, 1339233, 1530552, 1785644, 2678466, 3061104, 3571288, 5356932, 7142576, 10713864, 21427728]

約数ペア:

[(1, 21427728), (2, 10713864), (3, 7142576), (4, 5356932), (6, 3571288), (7, 3061104), (8, 2678466), (12, 1785644), (14, 1530552), (16, 1339233), (21, 1020368), (24, 892822), (28, 765276), (42, 510184), (48, 446411), (56, 382638), (84, 255092), (112, 191319), (168, 127546), (336, 63773)]