21803227320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1366117}}^1$

素因数の和:1366157

約数の個数: 128

約数和(自身を含む): 78688396800

約数和(自身を除く): 56885169480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 1366117, 2732234, 4098351, 5464468, 6830585, 8196702, 9562819, 10928936, 13661170, 16393404, 19125638, 20491755, 25956223, 27322340, 28688457, 32786808, 38251276, 40983510, 47814095, 51912446, 54644680, 57376914, 76502552, 77868669, 81967020, 95628190, 103824892, 114753828, 129781115, 143442285, 155737338, 163934040, 181693561, 191256380, 207649784, 229507656, 259562230, 286884570, 311474676, 363387122, 382512760, 389343345, 519124460, 545080683, 573769140, 622949352, 726774244, 778686690, 908467805, 1038248920, 1090161366, 1147538280, 1453548488, 1557373380, 1816935610, 2180322732, 2725403415, 3114746760, 3633871220, 4360645464, 5450806830, 7267742440, 10901613660, 21803227320]

約数ペア:

[(1, 21803227320), (2, 10901613660), (3, 7267742440), (4, 5450806830), (5, 4360645464), (6, 3633871220), (7, 3114746760), (8, 2725403415), (10, 2180322732), (12, 1816935610), (14, 1557373380), (15, 1453548488), (19, 1147538280), (20, 1090161366), (21, 1038248920), (24, 908467805), (28, 778686690), (30, 726774244), (35, 622949352), (38, 573769140), (40, 545080683), (42, 519124460), (56, 389343345), (57, 382512760), (60, 363387122), (70, 311474676), (76, 286884570), (84, 259562230), (95, 229507656), (105, 207649784), (114, 191256380), (120, 181693561), (133, 163934040), (140, 155737338), (152, 143442285), (168, 129781115), (190, 114753828), (210, 103824892), (228, 95628190), (266, 81967020), (280, 77868669), (285, 76502552), (380, 57376914), (399, 54644680), (420, 51912446), (456, 47814095), (532, 40983510), (570, 38251276), (665, 32786808), (760, 28688457), (798, 27322340), (840, 25956223), (1064, 20491755), (1140, 19125638), (1330, 16393404), (1596, 13661170), (1995, 10928936), (2280, 9562819), (2660, 8196702), (3192, 6830585), (3990, 5464468), (5320, 4098351), (7980, 2732234), (15960, 1366117)]