21294084

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{253501}}^1$

素因数の和:253515

約数の個数: 24

約数和(自身を含む): 56784448

約数和(自身を除く): 35490364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 253501, 507002, 760503, 1014004, 1521006, 1774507, 3042012, 3549014, 5323521, 7098028, 10647042, 21294084]

約数ペア:

[(1, 21294084), (2, 10647042), (3, 7098028), (4, 5323521), (6, 3549014), (7, 3042012), (12, 1774507), (14, 1521006), (21, 1014004), (28, 760503), (42, 507002), (84, 253501)]