21430878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{827}}^1$

素因数の和:1456

約数の個数: 32

約数和(自身を含む): 49123584

約数和(自身を除く): 27692706

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 617, 827, 1234, 1654, 1851, 2481, 3702, 4319, 4962, 5789, 8638, 11578, 12957, 17367, 25914, 34734, 510259, 1020518, 1530777, 3061554, 3571813, 7143626, 10715439, 21430878]

約数ペア:

[(1, 21430878), (2, 10715439), (3, 7143626), (6, 3571813), (7, 3061554), (14, 1530777), (21, 1020518), (42, 510259), (617, 34734), (827, 25914), (1234, 17367), (1654, 12957), (1851, 11578), (2481, 8638), (3702, 5789), (4319, 4962)]