21615672978

素因数分解:

$2^1\times 3^2\times {\mathrm{601}}^1\times {\mathrm{907}}^1\times {\mathrm{2203}}^1$

素因数の和:3719

約数の個数: 48

約数和(自身を含む): 46984924896

約数和(自身を除く): 25369251918

約数列:

[1, 2, 3, 6, 9, 18, 601, 907, 1202, 1803, 1814, 2203, 2721, 3606, 4406, 5409, 5442, 6609, 8163, 10818, 13218, 16326, 19827, 39654, 545107, 1090214, 1324003, 1635321, 1998121, 2648006, 3270642, 3972009, 3996242, 4905963, 5994363, 7944018, 9811926, 11916027, 11988726, 17983089, 23832054, 35966178, 1200870721, 2401741442, 3602612163, 7205224326, 10807836489, 21615672978]

約数ペア:

[(1, 21615672978), (2, 10807836489), (3, 7205224326), (6, 3602612163), (9, 2401741442), (18, 1200870721), (601, 35966178), (907, 23832054), (1202, 17983089), (1803, 11988726), (1814, 11916027), (2203, 9811926), (2721, 7944018), (3606, 5994363), (4406, 4905963), (5409, 3996242), (5442, 3972009), (6609, 3270642), (8163, 2648006), (10818, 1998121), (13218, 1635321), (16326, 1324003), (19827, 1090214), (39654, 545107)]