21178896

素因数分解:

$2^4\times 3^1\times {\mathrm{433}}^1\times {\mathrm{1019}}^1$

素因数の和:1463

約数の個数: 40

約数和(自身を含む): 54892320

約数和(自身を除く): 33713424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 433, 866, 1019, 1299, 1732, 2038, 2598, 3057, 3464, 4076, 5196, 6114, 6928, 8152, 10392, 12228, 16304, 20784, 24456, 48912, 441227, 882454, 1323681, 1764908, 2647362, 3529816, 5294724, 7059632, 10589448, 21178896]

約数ペア:

[(1, 21178896), (2, 10589448), (3, 7059632), (4, 5294724), (6, 3529816), (8, 2647362), (12, 1764908), (16, 1323681), (24, 882454), (48, 441227), (433, 48912), (866, 24456), (1019, 20784), (1299, 16304), (1732, 12228), (2038, 10392), (2598, 8152), (3057, 6928), (3464, 6114), (4076, 5196)]