2212644

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 6205248

約数和(自身を除く): 3992604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 53, 71, 84, 98, 106, 142, 147, 159, 196, 212, 213, 284, 294, 318, 371, 426, 497, 588, 636, 742, 852, 994, 1113, 1484, 1491, 1988, 2226, 2597, 2982, 3479, 3763, 4452, 5194, 5964, 6958, 7526, 7791, 10388, 10437, 11289, 13916, 15052, 15582, 20874, 22578, 26341, 31164, 41748, 45156, 52682, 79023, 105364, 158046, 184387, 316092, 368774, 553161, 737548, 1106322, 2212644]

約数ペア:

[(1, 2212644), (2, 1106322), (3, 737548), (4, 553161), (6, 368774), (7, 316092), (12, 184387), (14, 158046), (21, 105364), (28, 79023), (42, 52682), (49, 45156), (53, 41748), (71, 31164), (84, 26341), (98, 22578), (106, 20874), (142, 15582), (147, 15052), (159, 13916), (196, 11289), (212, 10437), (213, 10388), (284, 7791), (294, 7526), (318, 6958), (371, 5964), (426, 5194), (497, 4452), (588, 3763), (636, 3479), (742, 2982), (852, 2597), (994, 2226), (1113, 1988), (1484, 1491)]