21545552

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4093}}^1$

素因数の和:4155

約数の個数: 40

約数和(自身を含む): 48734976

約数和(自身を除く): 27189424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 4093, 5264, 8186, 16372, 28651, 32744, 57302, 65488, 114604, 192371, 229208, 384742, 458416, 769484, 1346597, 1538968, 2693194, 3077936, 5386388, 10772776, 21545552]

約数ペア:

[(1, 21545552), (2, 10772776), (4, 5386388), (7, 3077936), (8, 2693194), (14, 1538968), (16, 1346597), (28, 769484), (47, 458416), (56, 384742), (94, 229208), (112, 192371), (188, 114604), (329, 65488), (376, 57302), (658, 32744), (752, 28651), (1316, 16372), (2632, 8186), (4093, 5264)]