21602886

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 64

約数和(自身を含む): 49144320

約数和(自身を除く): 27541434

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 51, 57, 71, 102, 114, 142, 157, 213, 314, 323, 426, 471, 646, 942, 969, 1207, 1349, 1938, 2414, 2669, 2698, 2983, 3621, 4047, 5338, 5966, 7242, 8007, 8094, 8949, 11147, 16014, 17898, 22294, 22933, 33441, 45866, 50711, 66882, 68799, 101422, 137598, 152133, 189499, 211793, 304266, 378998, 423586, 568497, 635379, 1136994, 1270758, 3600481, 7200962, 10801443, 21602886]

約数ペア:

[(1, 21602886), (2, 10801443), (3, 7200962), (6, 3600481), (17, 1270758), (19, 1136994), (34, 635379), (38, 568497), (51, 423586), (57, 378998), (71, 304266), (102, 211793), (114, 189499), (142, 152133), (157, 137598), (213, 101422), (314, 68799), (323, 66882), (426, 50711), (471, 45866), (646, 33441), (942, 22933), (969, 22294), (1207, 17898), (1349, 16014), (1938, 11147), (2414, 8949), (2669, 8094), (2698, 8007), (2983, 7242), (3621, 5966), (4047, 5338)]