21441060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5179}}^1$

素因数の和:5217

約数の個数: 72

約数和(自身を含む): 67878720

約数和(自身を除く): 46437660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 5179, 10358, 15537, 20716, 25895, 31074, 46611, 51790, 62148, 77685, 93222, 103580, 119117, 155370, 186444, 233055, 238234, 310740, 357351, 466110, 476468, 595585, 714702, 932220, 1072053, 1191170, 1429404, 1786755, 2144106, 2382340, 3573510, 4288212, 5360265, 7147020, 10720530, 21441060]

約数ペア:

[(1, 21441060), (2, 10720530), (3, 7147020), (4, 5360265), (5, 4288212), (6, 3573510), (9, 2382340), (10, 2144106), (12, 1786755), (15, 1429404), (18, 1191170), (20, 1072053), (23, 932220), (30, 714702), (36, 595585), (45, 476468), (46, 466110), (60, 357351), (69, 310740), (90, 238234), (92, 233055), (115, 186444), (138, 155370), (180, 119117), (207, 103580), (230, 93222), (276, 77685), (345, 62148), (414, 51790), (460, 46611), (690, 31074), (828, 25895), (1035, 20716), (1380, 15537), (2070, 10358), (4140, 5179)]