21089203584

素因数分解:

$2^7\times 3^1\times {\mathrm{311}}^1\times {\mathrm{176591}}^1$

素因数の和:176919

約数の個数: 64

約数和(自身を含む): 56198638080

約数和(自身を除く): 35109434496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 311, 384, 622, 933, 1244, 1866, 2488, 3732, 4976, 7464, 9952, 14928, 19904, 29856, 39808, 59712, 119424, 176591, 353182, 529773, 706364, 1059546, 1412728, 2119092, 2825456, 4238184, 5650912, 8476368, 11301824, 16952736, 22603648, 33905472, 54919801, 67810944, 109839602, 164759403, 219679204, 329518806, 439358408, 659037612, 878716816, 1318075224, 1757433632, 2636150448, 3514867264, 5272300896, 7029734528, 10544601792, 21089203584]

約数ペア:

[(1, 21089203584), (2, 10544601792), (3, 7029734528), (4, 5272300896), (6, 3514867264), (8, 2636150448), (12, 1757433632), (16, 1318075224), (24, 878716816), (32, 659037612), (48, 439358408), (64, 329518806), (96, 219679204), (128, 164759403), (192, 109839602), (311, 67810944), (384, 54919801), (622, 33905472), (933, 22603648), (1244, 16952736), (1866, 11301824), (2488, 8476368), (3732, 5650912), (4976, 4238184), (7464, 2825456), (9952, 2119092), (14928, 1412728), (19904, 1059546), (29856, 706364), (39808, 529773), (59712, 353182), (119424, 176591)]