21268176

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 57371328

約数和(自身を除く): 36103152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 101, 107, 123, 164, 202, 214, 246, 303, 321, 328, 404, 428, 492, 606, 642, 656, 808, 856, 984, 1212, 1284, 1616, 1712, 1968, 2424, 2568, 4141, 4387, 4848, 5136, 8282, 8774, 10807, 12423, 13161, 16564, 17548, 21614, 24846, 26322, 32421, 33128, 35096, 43228, 49692, 52644, 64842, 66256, 70192, 86456, 99384, 105288, 129684, 172912, 198768, 210576, 259368, 443087, 518736, 886174, 1329261, 1772348, 2658522, 3544696, 5317044, 7089392, 10634088, 21268176]

約数ペア:

[(1, 21268176), (2, 10634088), (3, 7089392), (4, 5317044), (6, 3544696), (8, 2658522), (12, 1772348), (16, 1329261), (24, 886174), (41, 518736), (48, 443087), (82, 259368), (101, 210576), (107, 198768), (123, 172912), (164, 129684), (202, 105288), (214, 99384), (246, 86456), (303, 70192), (321, 66256), (328, 64842), (404, 52644), (428, 49692), (492, 43228), (606, 35096), (642, 33128), (656, 32421), (808, 26322), (856, 24846), (984, 21614), (1212, 17548), (1284, 16564), (1616, 13161), (1712, 12423), (1968, 10807), (2424, 8774), (2568, 8282), (4141, 5136), (4387, 4848)]