21056376

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1697}}^1$

素因数の和:1764

約数の個数: 64

約数和(自身を含む): 58682880

約数和(自身を除く): 37626504

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 47, 66, 88, 94, 132, 141, 188, 264, 282, 376, 517, 564, 1034, 1128, 1551, 1697, 2068, 3102, 3394, 4136, 5091, 6204, 6788, 10182, 12408, 13576, 18667, 20364, 37334, 40728, 56001, 74668, 79759, 112002, 149336, 159518, 224004, 239277, 319036, 448008, 478554, 638072, 877349, 957108, 1754698, 1914216, 2632047, 3509396, 5264094, 7018792, 10528188, 21056376]

約数ペア:

[(1, 21056376), (2, 10528188), (3, 7018792), (4, 5264094), (6, 3509396), (8, 2632047), (11, 1914216), (12, 1754698), (22, 957108), (24, 877349), (33, 638072), (44, 478554), (47, 448008), (66, 319036), (88, 239277), (94, 224004), (132, 159518), (141, 149336), (188, 112002), (264, 79759), (282, 74668), (376, 56001), (517, 40728), (564, 37334), (1034, 20364), (1128, 18667), (1551, 13576), (1697, 12408), (2068, 10182), (3102, 6788), (3394, 6204), (4136, 5091)]