21986328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10067}}^1$

素因数の和:10096

約数の個数: 64

約数和(自身を含む): 67656960

約数和(自身を除く): 45670632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 10067, 20134, 30201, 40268, 60402, 70469, 80536, 120804, 130871, 140938, 211407, 241608, 261742, 281876, 392613, 422814, 523484, 563752, 785226, 845628, 916097, 1046968, 1570452, 1691256, 1832194, 2748291, 3140904, 3664388, 5496582, 7328776, 10993164, 21986328]

約数ペア:

[(1, 21986328), (2, 10993164), (3, 7328776), (4, 5496582), (6, 3664388), (7, 3140904), (8, 2748291), (12, 1832194), (13, 1691256), (14, 1570452), (21, 1046968), (24, 916097), (26, 845628), (28, 785226), (39, 563752), (42, 523484), (52, 422814), (56, 392613), (78, 281876), (84, 261742), (91, 241608), (104, 211407), (156, 140938), (168, 130871), (182, 120804), (273, 80536), (312, 70469), (364, 60402), (546, 40268), (728, 30201), (1092, 20134), (2184, 10067)]