21609336

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{439}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 62092800

約数和(自身を除く): 40483464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 293, 439, 586, 878, 879, 1172, 1317, 1756, 1758, 2051, 2344, 2634, 3073, 3512, 3516, 4102, 5268, 6146, 6153, 7032, 8204, 9219, 10536, 12292, 12306, 16408, 18438, 24584, 24612, 36876, 49224, 73752, 128627, 257254, 385881, 514508, 771762, 900389, 1029016, 1543524, 1800778, 2701167, 3087048, 3601556, 5402334, 7203112, 10804668, 21609336]

約数ペア:

[(1, 21609336), (2, 10804668), (3, 7203112), (4, 5402334), (6, 3601556), (7, 3087048), (8, 2701167), (12, 1800778), (14, 1543524), (21, 1029016), (24, 900389), (28, 771762), (42, 514508), (56, 385881), (84, 257254), (168, 128627), (293, 73752), (439, 49224), (586, 36876), (878, 24612), (879, 24584), (1172, 18438), (1317, 16408), (1756, 12306), (1758, 12292), (2051, 10536), (2344, 9219), (2634, 8204), (3073, 7032), (3512, 6153), (3516, 6146), (4102, 5268)]