21419208

素因数分解:

$2^3\times 3^3\times {\mathrm{53}}^1\times {\mathrm{1871}}^1$

素因数の和:1939

約数の個数: 64

約数和(自身を含む): 60652800

約数和(自身を除く): 39233592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 106, 108, 159, 212, 216, 318, 424, 477, 636, 954, 1272, 1431, 1871, 1908, 2862, 3742, 3816, 5613, 5724, 7484, 11226, 11448, 14968, 16839, 22452, 33678, 44904, 50517, 67356, 99163, 101034, 134712, 198326, 202068, 297489, 396652, 404136, 594978, 793304, 892467, 1189956, 1784934, 2379912, 2677401, 3569868, 5354802, 7139736, 10709604, 21419208]

約数ペア:

[(1, 21419208), (2, 10709604), (3, 7139736), (4, 5354802), (6, 3569868), (8, 2677401), (9, 2379912), (12, 1784934), (18, 1189956), (24, 892467), (27, 793304), (36, 594978), (53, 404136), (54, 396652), (72, 297489), (106, 202068), (108, 198326), (159, 134712), (212, 101034), (216, 99163), (318, 67356), (424, 50517), (477, 44904), (636, 33678), (954, 22452), (1272, 16839), (1431, 14968), (1871, 11448), (1908, 11226), (2862, 7484), (3742, 5724), (3816, 5613)]