21343308

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 61501440

約数和(自身を除く): 40158132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 43, 57, 76, 84, 86, 114, 129, 133, 172, 228, 258, 266, 301, 311, 399, 516, 532, 602, 622, 798, 817, 903, 933, 1204, 1244, 1596, 1634, 1806, 1866, 2177, 2451, 3268, 3612, 3732, 4354, 4902, 5719, 5909, 6531, 8708, 9804, 11438, 11818, 13062, 13373, 17157, 17727, 22876, 23636, 26124, 26746, 34314, 35454, 40119, 41363, 53492, 68628, 70908, 80238, 82726, 93611, 124089, 160476, 165452, 187222, 248178, 254087, 280833, 374444, 496356, 508174, 561666, 762261, 1016348, 1123332, 1524522, 1778609, 3049044, 3557218, 5335827, 7114436, 10671654, 21343308]

約数ペア:

[(1, 21343308), (2, 10671654), (3, 7114436), (4, 5335827), (6, 3557218), (7, 3049044), (12, 1778609), (14, 1524522), (19, 1123332), (21, 1016348), (28, 762261), (38, 561666), (42, 508174), (43, 496356), (57, 374444), (76, 280833), (84, 254087), (86, 248178), (114, 187222), (129, 165452), (133, 160476), (172, 124089), (228, 93611), (258, 82726), (266, 80238), (301, 70908), (311, 68628), (399, 53492), (516, 41363), (532, 40119), (602, 35454), (622, 34314), (798, 26746), (817, 26124), (903, 23636), (933, 22876), (1204, 17727), (1244, 17157), (1596, 13373), (1634, 13062), (1806, 11818), (1866, 11438), (2177, 9804), (2451, 8708), (3268, 6531), (3612, 5909), (3732, 5719), (4354, 4902)]