21453907804

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{4339}}^1$

素因数の和:4523

約数の個数: 96

約数和(自身を含む): 45322099200

約数和(自身を除く): 23868191396

約数列:

[1, 2, 4, 7, 14, 28, 41, 59, 73, 82, 118, 146, 164, 236, 287, 292, 413, 511, 574, 826, 1022, 1148, 1652, 2044, 2419, 2993, 4307, 4339, 4838, 5986, 8614, 8678, 9676, 11972, 16933, 17228, 17356, 20951, 30149, 30373, 33866, 41902, 60298, 60746, 67732, 83804, 120596, 121492, 176587, 177899, 256001, 316747, 353174, 355798, 512002, 633494, 706348, 711596, 1024004, 1236109, 1245293, 1266988, 1792007, 2217229, 2472218, 2490586, 3584014, 4434458, 4944436, 4981172, 7168028, 8868916, 10496041, 12986627, 18688073, 20992082, 25973254, 37376146, 41984164, 51946508, 73472287, 74752292, 90906389, 130816511, 146944574, 181812778, 261633022, 293889148, 363625556, 523266044, 766210993, 1532421986, 3064843972, 5363476951, 10726953902, 21453907804]

約数ペア:

[(1, 21453907804), (2, 10726953902), (4, 5363476951), (7, 3064843972), (14, 1532421986), (28, 766210993), (41, 523266044), (59, 363625556), (73, 293889148), (82, 261633022), (118, 181812778), (146, 146944574), (164, 130816511), (236, 90906389), (287, 74752292), (292, 73472287), (413, 51946508), (511, 41984164), (574, 37376146), (826, 25973254), (1022, 20992082), (1148, 18688073), (1652, 12986627), (2044, 10496041), (2419, 8868916), (2993, 7168028), (4307, 4981172), (4339, 4944436), (4838, 4434458), (5986, 3584014), (8614, 2490586), (8678, 2472218), (9676, 2217229), (11972, 1792007), (16933, 1266988), (17228, 1245293), (17356, 1236109), (20951, 1024004), (30149, 711596), (30373, 706348), (33866, 633494), (41902, 512002), (60298, 355798), (60746, 353174), (67732, 316747), (83804, 256001), (120596, 177899), (121492, 176587)]