21968184

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3041}}^1$

素因数の和:3100

約数の個数: 64

約数和(自身を含む): 64247040

約数和(自身を除く): 42278856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 56, 84, 86, 129, 168, 172, 258, 301, 344, 516, 602, 903, 1032, 1204, 1806, 2408, 3041, 3612, 6082, 7224, 9123, 12164, 18246, 21287, 24328, 36492, 42574, 63861, 72984, 85148, 127722, 130763, 170296, 255444, 261526, 392289, 510888, 523052, 784578, 915341, 1046104, 1569156, 1830682, 2746023, 3138312, 3661364, 5492046, 7322728, 10984092, 21968184]

約数ペア:

[(1, 21968184), (2, 10984092), (3, 7322728), (4, 5492046), (6, 3661364), (7, 3138312), (8, 2746023), (12, 1830682), (14, 1569156), (21, 1046104), (24, 915341), (28, 784578), (42, 523052), (43, 510888), (56, 392289), (84, 261526), (86, 255444), (129, 170296), (168, 130763), (172, 127722), (258, 85148), (301, 72984), (344, 63861), (516, 42574), (602, 36492), (903, 24328), (1032, 21287), (1204, 18246), (1806, 12164), (2408, 9123), (3041, 7224), (3612, 6082)]