21869000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1151}}^1$

素因数の和:1191

約数の個数: 64

約数和(自身を含む): 53913600

約数和(自身を除く): 32044600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 760, 950, 1000, 1151, 1900, 2302, 2375, 3800, 4604, 4750, 5755, 9208, 9500, 11510, 19000, 21869, 23020, 28775, 43738, 46040, 57550, 87476, 109345, 115100, 143875, 174952, 218690, 230200, 287750, 437380, 546725, 575500, 874760, 1093450, 1151000, 2186900, 2733625, 4373800, 5467250, 10934500, 21869000]

約数ペア:

[(1, 21869000), (2, 10934500), (4, 5467250), (5, 4373800), (8, 2733625), (10, 2186900), (19, 1151000), (20, 1093450), (25, 874760), (38, 575500), (40, 546725), (50, 437380), (76, 287750), (95, 230200), (100, 218690), (125, 174952), (152, 143875), (190, 115100), (200, 109345), (250, 87476), (380, 57550), (475, 46040), (500, 43738), (760, 28775), (950, 23020), (1000, 21869), (1151, 19000), (1900, 11510), (2302, 9500), (2375, 9208), (3800, 5755), (4604, 4750)]