21463942850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{263}}^1\times {\mathrm{33311}}^1$

素因数の和:33600

約数の個数: 72

約数和(自身を含む): 46618944768

約数和(自身を除く): 25155001918

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 245, 263, 350, 490, 526, 1225, 1315, 1841, 2450, 2630, 3682, 6575, 9205, 12887, 13150, 18410, 25774, 33311, 46025, 64435, 66622, 92050, 128870, 166555, 233177, 322175, 333110, 466354, 644350, 832775, 1165885, 1632239, 1665550, 2331770, 3264478, 5829425, 8161195, 8760793, 11658850, 16322390, 17521586, 40805975, 43803965, 61325551, 81611950, 87607930, 122651102, 219019825, 306627755, 429278857, 438039650, 613255510, 858557714, 1533138775, 2146394285, 3066277550, 4292788570, 10731971425, 21463942850]

約数ペア:

[(1, 21463942850), (2, 10731971425), (5, 4292788570), (7, 3066277550), (10, 2146394285), (14, 1533138775), (25, 858557714), (35, 613255510), (49, 438039650), (50, 429278857), (70, 306627755), (98, 219019825), (175, 122651102), (245, 87607930), (263, 81611950), (350, 61325551), (490, 43803965), (526, 40805975), (1225, 17521586), (1315, 16322390), (1841, 11658850), (2450, 8760793), (2630, 8161195), (3682, 5829425), (6575, 3264478), (9205, 2331770), (12887, 1665550), (13150, 1632239), (18410, 1165885), (25774, 832775), (33311, 644350), (46025, 466354), (64435, 333110), (66622, 322175), (92050, 233177), (128870, 166555)]