21299208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{126781}}^1$

素因数の和:126797

約数の個数: 32

約数和(自身を含む): 60855360

約数和(自身を除く): 39556152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 126781, 253562, 380343, 507124, 760686, 887467, 1014248, 1521372, 1774934, 2662401, 3042744, 3549868, 5324802, 7099736, 10649604, 21299208]

約数ペア:

[(1, 21299208), (2, 10649604), (3, 7099736), (4, 5324802), (6, 3549868), (7, 3042744), (8, 2662401), (12, 1774934), (14, 1521372), (21, 1014248), (24, 887467), (28, 760686), (42, 507124), (56, 380343), (84, 253562), (168, 126781)]