21329000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1$

素因数の和:316

約数の個数: 128

約数和(自身を含む): 62449920

約数和(自身を除く): 41120920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 88, 100, 110, 125, 140, 154, 175, 200, 220, 250, 275, 277, 280, 308, 350, 385, 440, 500, 550, 554, 616, 700, 770, 875, 1000, 1100, 1108, 1375, 1385, 1400, 1540, 1750, 1925, 1939, 2200, 2216, 2750, 2770, 3047, 3080, 3500, 3850, 3878, 5500, 5540, 6094, 6925, 7000, 7700, 7756, 9625, 9695, 11000, 11080, 12188, 13850, 15235, 15400, 15512, 19250, 19390, 21329, 24376, 27700, 30470, 34625, 38500, 38780, 42658, 48475, 55400, 60940, 69250, 76175, 77000, 77560, 85316, 96950, 106645, 121880, 138500, 152350, 170632, 193900, 213290, 242375, 277000, 304700, 380875, 387800, 426580, 484750, 533225, 609400, 761750, 853160, 969500, 1066450, 1523500, 1939000, 2132900, 2666125, 3047000, 4265800, 5332250, 10664500, 21329000]

約数ペア:

[(1, 21329000), (2, 10664500), (4, 5332250), (5, 4265800), (7, 3047000), (8, 2666125), (10, 2132900), (11, 1939000), (14, 1523500), (20, 1066450), (22, 969500), (25, 853160), (28, 761750), (35, 609400), (40, 533225), (44, 484750), (50, 426580), (55, 387800), (56, 380875), (70, 304700), (77, 277000), (88, 242375), (100, 213290), (110, 193900), (125, 170632), (140, 152350), (154, 138500), (175, 121880), (200, 106645), (220, 96950), (250, 85316), (275, 77560), (277, 77000), (280, 76175), (308, 69250), (350, 60940), (385, 55400), (440, 48475), (500, 42658), (550, 38780), (554, 38500), (616, 34625), (700, 30470), (770, 27700), (875, 24376), (1000, 21329), (1100, 19390), (1108, 19250), (1375, 15512), (1385, 15400), (1400, 15235), (1540, 13850), (1750, 12188), (1925, 11080), (1939, 11000), (2200, 9695), (2216, 9625), (2750, 7756), (2770, 7700), (3047, 7000), (3080, 6925), (3500, 6094), (3850, 5540), (3878, 5500)]