21125496

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3067}}^1$

素因数の和:3124

約数の個数: 64

約数和(自身を含む): 61850880

約数和(自身を除く): 40725384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3067, 3444, 6134, 6888, 9201, 12268, 18402, 21469, 24536, 36804, 42938, 64407, 73608, 85876, 125747, 128814, 171752, 251494, 257628, 377241, 502988, 515256, 754482, 880229, 1005976, 1508964, 1760458, 2640687, 3017928, 3520916, 5281374, 7041832, 10562748, 21125496]

約数ペア:

[(1, 21125496), (2, 10562748), (3, 7041832), (4, 5281374), (6, 3520916), (7, 3017928), (8, 2640687), (12, 1760458), (14, 1508964), (21, 1005976), (24, 880229), (28, 754482), (41, 515256), (42, 502988), (56, 377241), (82, 257628), (84, 251494), (123, 171752), (164, 128814), (168, 125747), (246, 85876), (287, 73608), (328, 64407), (492, 42938), (574, 36804), (861, 24536), (984, 21469), (1148, 18402), (1722, 12268), (2296, 9201), (3067, 6888), (3444, 6134)]