21187536

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{6217}}^1$

素因数の和:6299

約数の個数: 40

約数和(自身を含む): 55514304

約数和(自身を除く): 34326768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 6217, 12434, 18651, 24868, 37302, 49736, 74604, 99472, 149208, 298416, 441407, 882814, 1324221, 1765628, 2648442, 3531256, 5296884, 7062512, 10593768, 21187536]

約数ペア:

[(1, 21187536), (2, 10593768), (3, 7062512), (4, 5296884), (6, 3531256), (8, 2648442), (12, 1765628), (16, 1324221), (24, 882814), (48, 441407), (71, 298416), (142, 149208), (213, 99472), (284, 74604), (426, 49736), (568, 37302), (852, 24868), (1136, 18651), (1704, 12434), (3408, 6217)]