21821352

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{673}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 62762880

約数和(自身を除く): 40941528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 193, 386, 579, 673, 772, 1158, 1346, 1351, 1544, 2019, 2316, 2692, 2702, 4038, 4053, 4632, 4711, 5384, 5404, 8076, 8106, 9422, 10808, 14133, 16152, 16212, 18844, 28266, 32424, 37688, 56532, 113064, 129889, 259778, 389667, 519556, 779334, 909223, 1039112, 1558668, 1818446, 2727669, 3117336, 3636892, 5455338, 7273784, 10910676, 21821352]

約数ペア:

[(1, 21821352), (2, 10910676), (3, 7273784), (4, 5455338), (6, 3636892), (7, 3117336), (8, 2727669), (12, 1818446), (14, 1558668), (21, 1039112), (24, 909223), (28, 779334), (42, 519556), (56, 389667), (84, 259778), (168, 129889), (193, 113064), (386, 56532), (579, 37688), (673, 32424), (772, 28266), (1158, 18844), (1346, 16212), (1351, 16152), (1544, 14133), (2019, 10808), (2316, 9422), (2692, 8106), (2702, 8076), (4038, 5404), (4053, 5384), (4632, 4711)]